Finding the Third Proportional to 498,759 and 730,445.25

Step by Step Solution

1. Step 1: Write the proportion equation
   498,759 : 730,445.25 = 730,445.25 : x
2. Step 2: Convert to fraction form
   498,759/730,445.25 = 730,445.25/x
3. Step 3: Cross multiply
   498,759x = 730,445.25 × 730,445.25
4. Step 4: Simplify right side
   498,759x = 533,550,263,247.56
5. Step 5: Solve for x
   x = 533,550,263,247.56/498,759
6. Step 6: Final answer
   x = 1,069,755.66