Finding the Third Proportional to 239,055 and 521,575.50

Step by Step Solution

1. Step 1: Write the proportion equation
   239,055 : 521,575.50 = 521,575.50 : x
2. Step 2: Convert to fraction form
   239,055/521,575.50 = 521,575.50/x
3. Step 3: Cross multiply
   239,055x = 521,575.50 × 521,575.50
4. Step 4: Simplify right side
   239,055x = 272,041,002,200.25
5. Step 5: Solve for x
   x = 272,041,002,200.25/239,055
6. Step 6: Final answer
   x = 1,137,984.99