Finding the Third Proportional to 42,088,232,662.50 and 91,585,690,845

Step by Step Solution

1. Step 1: Write the proportion equation
   42,088,232,662.50 : 91,585,690,845 = 91,585,690,845 : x
2. Step 2: Convert to fraction form
   42,088,232,662.50/91,585,690,845 = 91,585,690,845/x
3. Step 3: Cross multiply
   42,088,232,662.50x = 91,585,690,845 × 91,585,690,845
4. Step 4: Simplify right side
   42,088,232,662.50x = 8,387,938,767,555,916,726,272
5. Step 5: Solve for x
   x = 8,387,938,767,555,916,726,272/42,088,232,662.50
6. Step 6: Final answer
   x = 199,294,155,086.48