Finding the Third Proportional to 153,042.50 and 237,555

Step by Step Solution

1. Step 1: Write the proportion equation
   153,042.50 : 237,555 = 237,555 : x
2. Step 2: Convert to fraction form
   153,042.50/237,555 = 237,555/x
3. Step 3: Cross multiply
   153,042.50x = 237,555 × 237,555
4. Step 4: Simplify right side
   153,042.50x = 56,432,378,025
5. Step 5: Solve for x
   x = 56,432,378,025/153,042.50
6. Step 6: Final answer
   x = 368,736.65