Finding the Third Proportional to 113,602.50 and 247,151.25

Step by Step Solution

1. Step 1: Write the proportion equation
   113,602.50 : 247,151.25 = 247,151.25 : x
2. Step 2: Convert to fraction form
   113,602.50/247,151.25 = 247,151.25/x
3. Step 3: Cross multiply
   113,602.50x = 247,151.25 × 247,151.25
4. Step 4: Simplify right side
   113,602.50x = 61,083,740,376.56
5. Step 5: Solve for x
   x = 61,083,740,376.56/113,602.50
6. Step 6: Final answer
   x = 537,697.15