Finding the Third Proportional to 152,998.50 and 237,490.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,998.50 : 237,490.50 = 237,490.50 : x
2. Step 2: Convert to fraction form
   152,998.50/237,490.50 = 237,490.50/x
3. Step 3: Cross multiply
   152,998.50x = 237,490.50 × 237,490.50
4. Step 4: Simplify right side
   152,998.50x = 56,401,737,590.25
5. Step 5: Solve for x
   x = 56,401,737,590.25/152,998.50
6. Step 6: Final answer
   x = 368,642.42