Finding the Third Proportional to 539,748 and 792,115.50

Step by Step Solution

1. Step 1: Write the proportion equation
   539,748 : 792,115.50 = 792,115.50 : x
2. Step 2: Convert to fraction form
   539,748/792,115.50 = 792,115.50/x
3. Step 3: Cross multiply
   539,748x = 792,115.50 × 792,115.50
4. Step 4: Simplify right side
   539,748x = 627,446,965,340.25
5. Step 5: Solve for x
   x = 627,446,965,340.25/539,748
6. Step 6: Final answer
   x = 1,162,481.32