Finding the Fourth Proportional to 64,061,406.30, 96,092,109.45 and 53,290,868.70

Step by Step Solution

1. Step 1: Write the proportion equation
   64,061,406.30 : 96,092,109.45 = 53,290,868.70 : x
2. Step 2: Convert to fraction form
   64,061,406.30/96,092,109.45 = 53,290,868.70/x
3. Step 3: Cross multiply
   64,061,406.30x = 96,092,109.45 × 53,290,868.70
4. Step 4: Simplify right side
   64,061,406.30x = 5,120,831,987,805,980
5. Step 5: Solve for x
   x = 5,120,831,987,805,980/64,061,406.30
6. Step 6: Final answer
   x = 79,936,303.05