Finding the Third Proportional to 8,527,414.50 and 13,120,482

Step by Step Solution

1. Step 1: Write the proportion equation
   8,527,414.50 : 13,120,482 = 13,120,482 : x
2. Step 2: Convert to fraction form
   8,527,414.50/13,120,482 = 13,120,482/x
3. Step 3: Cross multiply
   8,527,414.50x = 13,120,482 × 13,120,482
4. Step 4: Simplify right side
   8,527,414.50x = 172,147,047,912,324
5. Step 5: Solve for x
   x = 172,147,047,912,324/8,527,414.50
6. Step 6: Final answer
   x = 20,187,484.48