Finding the Third Proportional to 4,064,680 and 8,585,552

Step by Step Solution

1. Step 1: Write the proportion equation
   4,064,680 : 8,585,552 = 8,585,552 : x
2. Step 2: Convert to fraction form
   4,064,680/8,585,552 = 8,585,552/x
3. Step 3: Cross multiply
   4,064,680x = 8,585,552 × 8,585,552
4. Step 4: Simplify right side
   4,064,680x = 73,711,703,144,704
5. Step 5: Solve for x
   x = 73,711,703,144,704/4,064,680
6. Step 6: Final answer
   x = 18,134,687.88