Finding the Third Proportional to 498,860 and 760,745

Step by Step Solution

1. Step 1: Write the proportion equation
   498,860 : 760,745 = 760,745 : x
2. Step 2: Convert to fraction form
   498,860/760,745 = 760,745/x
3. Step 3: Cross multiply
   498,860x = 760,745 × 760,745
4. Step 4: Simplify right side
   498,860x = 578,732,955,025
5. Step 5: Solve for x
   x = 578,732,955,025/498,860
6. Step 6: Final answer
   x = 1,160,110.96