Finding the Third Proportional to 250,414.50 and 521,565

Step by Step Solution

1. Step 1: Write the proportion equation
   250,414.50 : 521,565 = 521,565 : x
2. Step 2: Convert to fraction form
   250,414.50/521,565 = 521,565/x
3. Step 3: Cross multiply
   250,414.50x = 521,565 × 521,565
4. Step 4: Simplify right side
   250,414.50x = 272,030,049,225
5. Step 5: Solve for x
   x = 272,030,049,225/250,414.50
6. Step 6: Final answer
   x = 1,086,319.08