Finding the Third Proportional to 39,954,108 and 87,685,066.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,954,108 : 87,685,066.50 = 87,685,066.50 : x
2. Step 2: Convert to fraction form
   39,954,108/87,685,066.50 = 87,685,066.50/x
3. Step 3: Cross multiply
   39,954,108x = 87,685,066.50 × 87,685,066.50
4. Step 4: Simplify right side
   39,954,108x = 7,688,670,887,109,422
5. Step 5: Solve for x
   x = 7,688,670,887,109,422/39,954,108
6. Step 6: Final answer
   x = 192,437,555.79