Finding the Third Proportional to 237,090 and 363,553.50

Step by Step Solution

1. Step 1: Write the proportion equation
   237,090 : 363,553.50 = 363,553.50 : x
2. Step 2: Convert to fraction form
   237,090/363,553.50 = 363,553.50/x
3. Step 3: Cross multiply
   237,090x = 363,553.50 × 363,553.50
4. Step 4: Simplify right side
   237,090x = 132,171,147,362.25
5. Step 5: Solve for x
   x = 132,171,147,362.25/237,090
6. Step 6: Final answer
   x = 557,472.47