Finding the Third Proportional to 488,982.75 and 748,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   488,982.75 : 748,003.50 = 748,003.50 : x
2. Step 2: Convert to fraction form
   488,982.75/748,003.50 = 748,003.50/x
3. Step 3: Cross multiply
   488,982.75x = 748,003.50 × 748,003.50
4. Step 4: Simplify right side
   488,982.75x = 559,509,236,012.25
5. Step 5: Solve for x
   x = 559,509,236,012.25/488,982.75
6. Step 6: Final answer
   x = 1,144,231.03