Finding the Third Proportional to 39,950,948,187 and 86,934,872,470.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,950,948,187 : 86,934,872,470.50 = 86,934,872,470.50 : x
2. Step 2: Convert to fraction form
   39,950,948,187/86,934,872,470.50 = 86,934,872,470.50/x
3. Step 3: Cross multiply
   39,950,948,187x = 86,934,872,470.50 × 86,934,872,470.50
4. Step 4: Simplify right side
   39,950,948,187x = 7,557,672,051,462,098,649,088
5. Step 5: Solve for x
   x = 7,557,672,051,462,098,649,088/39,950,948,187
6. Step 6: Final answer
   x = 189,173,784,213.75