Finding the Third Proportional to 113,616 and 247,738.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,616 : 247,738.50 = 247,738.50 : x
2. Step 2: Convert to fraction form
   113,616/247,738.50 = 247,738.50/x
3. Step 3: Cross multiply
   113,616x = 247,738.50 × 247,738.50
4. Step 4: Simplify right side
   113,616x = 61,374,364,382.25
5. Step 5: Solve for x
   x = 61,374,364,382.25/113,616
6. Step 6: Final answer
   x = 540,191.21