Finding the Third Proportional to 252,471.50 and 547,861

Step by Step Solution

1. Step 1: Write the proportion equation
   252,471.50 : 547,861 = 547,861 : x
2. Step 2: Convert to fraction form
   252,471.50/547,861 = 547,861/x
3. Step 3: Cross multiply
   252,471.50x = 547,861 × 547,861
4. Step 4: Simplify right side
   252,471.50x = 300,151,675,321
5. Step 5: Solve for x
   x = 300,151,675,321/252,471.50
6. Step 6: Final answer
   x = 1,188,853.69