Finding the Third Proportional to 237,964.50 and 515,133

Step by Step Solution

1. Step 1: Write the proportion equation
   237,964.50 : 515,133 = 515,133 : x
2. Step 2: Convert to fraction form
   237,964.50/515,133 = 515,133/x
3. Step 3: Cross multiply
   237,964.50x = 515,133 × 515,133
4. Step 4: Simplify right side
   237,964.50x = 265,362,007,689
5. Step 5: Solve for x
   x = 265,362,007,689/237,964.50
6. Step 6: Final answer
   x = 1,115,132.75