Finding the Third Proportional to 59,512,856.50 and 91,921,164

Step by Step Solution

1. Step 1: Write the proportion equation
   59,512,856.50 : 91,921,164 = 91,921,164 : x
2. Step 2: Convert to fraction form
   59,512,856.50/91,921,164 = 91,921,164/x
3. Step 3: Cross multiply
   59,512,856.50x = 91,921,164 × 91,921,164
4. Step 4: Simplify right side
   59,512,856.50x = 8,449,500,391,114,896
5. Step 5: Solve for x
   x = 8,449,500,391,114,896/59,512,856.50
6. Step 6: Final answer
   x = 141,977,732.01