Finding the Third Proportional to 59,378,543.50 and 91,941,049

Step by Step Solution

1. Step 1: Write the proportion equation
   59,378,543.50 : 91,941,049 = 91,941,049 : x
2. Step 2: Convert to fraction form
   59,378,543.50/91,941,049 = 91,941,049/x
3. Step 3: Cross multiply
   59,378,543.50x = 91,941,049 × 91,941,049
4. Step 4: Simplify right side
   59,378,543.50x = 8,453,156,491,220,401
5. Step 5: Solve for x
   x = 8,453,156,491,220,401/59,378,543.50
6. Step 6: Final answer
   x = 142,360,455.36