Finding the Fourth Proportional to 124,920.98, 187,397.89 and 65,759.90

Step by Step Solution

1. Step 1: Write the proportion equation
   124,920.98 : 187,397.89 = 65,759.90 : x
2. Step 2: Convert to fraction form
   124,920.98/187,397.89 = 65,759.90/x
3. Step 3: Cross multiply
   124,920.98x = 187,397.89 × 65,759.90
4. Step 4: Simplify right side
   124,920.98x = 12,323,265,240.82
5. Step 5: Solve for x
   x = 12,323,265,240.82/124,920.98
6. Step 6: Final answer
   x = 98,648.49