Finding the Third Proportional to 87,585 and 181,398

Step by Step Solution

1. Step 1: Write the proportion equation
   87,585 : 181,398 = 181,398 : x
2. Step 2: Convert to fraction form
   87,585/181,398 = 181,398/x
3. Step 3: Cross multiply
   87,585x = 181,398 × 181,398
4. Step 4: Simplify right side
   87,585x = 32,905,234,404
5. Step 5: Solve for x
   x = 32,905,234,404/87,585
6. Step 6: Final answer
   x = 375,694.86