Finding the Third Proportional to 113,784.50 and 247,628

Step by Step Solution

1. Step 1: Write the proportion equation
   113,784.50 : 247,628 = 247,628 : x
2. Step 2: Convert to fraction form
   113,784.50/247,628 = 247,628/x
3. Step 3: Cross multiply
   113,784.50x = 247,628 × 247,628
4. Step 4: Simplify right side
   113,784.50x = 61,319,626,384
5. Step 5: Solve for x
   x = 61,319,626,384/113,784.50
6. Step 6: Final answer
   x = 538,910.19