Finding the Third Proportional to 488,265 and 755,950.50

Step by Step Solution

1. Step 1: Write the proportion equation
   488,265 : 755,950.50 = 755,950.50 : x
2. Step 2: Convert to fraction form
   488,265/755,950.50 = 755,950.50/x
3. Step 3: Cross multiply
   488,265x = 755,950.50 × 755,950.50
4. Step 4: Simplify right side
   488,265x = 571,461,158,450.25
5. Step 5: Solve for x
   x = 571,461,158,450.25/488,265
6. Step 6: Final answer
   x = 1,170,391.40