Finding the Third Proportional to 498,228 and 793,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   498,228 : 793,153.50 = 793,153.50 : x
2. Step 2: Convert to fraction form
   498,228/793,153.50 = 793,153.50/x
3. Step 3: Cross multiply
   498,228x = 793,153.50 × 793,153.50
4. Step 4: Simplify right side
   498,228x = 629,092,474,562.25
5. Step 5: Solve for x
   x = 629,092,474,562.25/498,228
6. Step 6: Final answer
   x = 1,262,659.82