Finding the Third Proportional to 498,181.50 and 793,089.50

Step by Step Solution

1. Step 1: Write the proportion equation
   498,181.50 : 793,089.50 = 793,089.50 : x
2. Step 2: Convert to fraction form
   498,181.50/793,089.50 = 793,089.50/x
3. Step 3: Cross multiply
   498,181.50x = 793,089.50 × 793,089.50
4. Step 4: Simplify right side
   498,181.50x = 628,990,955,010.25
5. Step 5: Solve for x
   x = 628,990,955,010.25/498,181.50
6. Step 6: Final answer
   x = 1,262,573.89