Finding the Fourth Proportional to 552,141,099,987.57, 828,294,461,443.89 and 193,929,936,949.67

Step by Step Solution

1. Step 1: Write the proportion equation
   552,141,099,987.57 : 828,294,461,443.89 = 193,929,936,949.67 : x
2. Step 2: Convert to fraction form
   552,141,099,987.57/828,294,461,443.89 = 193,929,936,949.67/x
3. Step 3: Cross multiply
   552,141,099,987.57x = 828,294,461,443.89 × 193,929,936,949.67
4. Step 4: Simplify right side
   552,141,099,987.57x = 160,631,092,683,574,465,265,664
5. Step 5: Solve for x
   x = 160,631,092,683,574,465,265,664/552,141,099,987.57
6. Step 6: Final answer
   x = 290,923,991,507.23