Finding the Third Proportional to 252,508.50 and 552,528

Step by Step Solution

1. Step 1: Write the proportion equation
   252,508.50 : 552,528 = 552,528 : x
2. Step 2: Convert to fraction form
   252,508.50/552,528 = 552,528/x
3. Step 3: Cross multiply
   252,508.50x = 552,528 × 552,528
4. Step 4: Simplify right side
   252,508.50x = 305,287,190,784
5. Step 5: Solve for x
   x = 305,287,190,784/252,508.50
6. Step 6: Final answer
   x = 1,209,017.48