Finding the Third Proportional to 491,382 and 763,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   491,382 : 763,317.50 = 763,317.50 : x
2. Step 2: Convert to fraction form
   491,382/763,317.50 = 763,317.50/x
3. Step 3: Cross multiply
   491,382x = 763,317.50 × 763,317.50
4. Step 4: Simplify right side
   491,382x = 582,653,605,806.25
5. Step 5: Solve for x
   x = 582,653,605,806.25/491,382
6. Step 6: Final answer
   x = 1,185,744.71