Finding the Third Proportional to 42,243,961,400 and 89,524,389,156.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,243,961,400 : 89,524,389,156.50 = 89,524,389,156.50 : x
2. Step 2: Convert to fraction form
   42,243,961,400/89,524,389,156.50 = 89,524,389,156.50/x
3. Step 3: Cross multiply
   42,243,961,400x = 89,524,389,156.50 × 89,524,389,156.50
4. Step 4: Simplify right side
   42,243,961,400x = 8,014,616,253,844,455,161,856
5. Step 5: Solve for x
   x = 8,014,616,253,844,455,161,856/42,243,961,400
6. Step 6: Final answer
   x = 189,722,175,388.70