Finding the Third Proportional to 237,543 and 516,913.50

Step by Step Solution

1. Step 1: Write the proportion equation
   237,543 : 516,913.50 = 516,913.50 : x
2. Step 2: Convert to fraction form
   237,543/516,913.50 = 516,913.50/x
3. Step 3: Cross multiply
   237,543x = 516,913.50 × 516,913.50
4. Step 4: Simplify right side
   237,543x = 267,199,566,482.25
5. Step 5: Solve for x
   x = 267,199,566,482.25/237,543
6. Step 6: Final answer
   x = 1,124,847.15