Finding the Third Proportional to 237,019.50 and 516,645

Step by Step Solution

1. Step 1: Write the proportion equation
   237,019.50 : 516,645 = 516,645 : x
2. Step 2: Convert to fraction form
   237,019.50/516,645 = 516,645/x
3. Step 3: Cross multiply
   237,019.50x = 516,645 × 516,645
4. Step 4: Simplify right side
   237,019.50x = 266,922,056,025
5. Step 5: Solve for x
   x = 266,922,056,025/237,019.50
6. Step 6: Final answer
   x = 1,126,160.74