Finding the Third Proportional to 113,359.50 and 247,131

Step by Step Solution

1. Step 1: Write the proportion equation
   113,359.50 : 247,131 = 247,131 : x
2. Step 2: Convert to fraction form
   113,359.50/247,131 = 247,131/x
3. Step 3: Cross multiply
   113,359.50x = 247,131 × 247,131
4. Step 4: Simplify right side
   113,359.50x = 61,073,731,161
5. Step 5: Solve for x
   x = 61,073,731,161/113,359.50
6. Step 6: Final answer
   x = 538,761.47