Finding the Third Proportional to 39,181,288.50 and 91,494,722.25

Step by Step Solution

1. Step 1: Write the proportion equation
   39,181,288.50 : 91,494,722.25 = 91,494,722.25 : x
2. Step 2: Convert to fraction form
   39,181,288.50/91,494,722.25 = 91,494,722.25/x
3. Step 3: Cross multiply
   39,181,288.50x = 91,494,722.25 × 91,494,722.25
4. Step 4: Simplify right side
   39,181,288.50x = 8,371,284,199,604,645
5. Step 5: Solve for x
   x = 8,371,284,199,604,645/39,181,288.50
6. Step 6: Final answer
   x = 213,655,153.27