Finding the Third Proportional to 250,336.50 and 521,382

Step by Step Solution

1. Step 1: Write the proportion equation
   250,336.50 : 521,382 = 521,382 : x
2. Step 2: Convert to fraction form
   250,336.50/521,382 = 521,382/x
3. Step 3: Cross multiply
   250,336.50x = 521,382 × 521,382
4. Step 4: Simplify right side
   250,336.50x = 271,839,189,924
5. Step 5: Solve for x
   x = 271,839,189,924/250,336.50
6. Step 6: Final answer
   x = 1,085,895.14