Finding the Third Proportional to 113,581.50 and 247,791

Step by Step Solution

1. Step 1: Write the proportion equation
   113,581.50 : 247,791 = 247,791 : x
2. Step 2: Convert to fraction form
   113,581.50/247,791 = 247,791/x
3. Step 3: Cross multiply
   113,581.50x = 247,791 × 247,791
4. Step 4: Simplify right side
   113,581.50x = 61,400,379,681
5. Step 5: Solve for x
   x = 61,400,379,681/113,581.50
6. Step 6: Final answer
   x = 540,584.34