Finding the Fourth Proportional to 122,895.82, 169,559.49 and 75,100.15

Step by Step Solution

1. Step 1: Write the proportion equation
   122,895.82 : 169,559.49 = 75,100.15 : x
2. Step 2: Convert to fraction form
   122,895.82/169,559.49 = 75,100.15/x
3. Step 3: Cross multiply
   122,895.82x = 169,559.49 × 75,100.15
4. Step 4: Simplify right side
   122,895.82x = 12,733,943,132.92
5. Step 5: Solve for x
   x = 12,733,943,132.92/122,895.82
6. Step 6: Final answer
   x = 103,615.75