Finding the Fourth Proportional to 144,375.50, 216,480.13 and 55,617.46

Step by Step Solution

1. Step 1: Write the proportion equation
   144,375.50 : 216,480.13 = 55,617.46 : x
2. Step 2: Convert to fraction form
   144,375.50/216,480.13 = 55,617.46/x
3. Step 3: Cross multiply
   144,375.50x = 216,480.13 × 55,617.46
4. Step 4: Simplify right side
   144,375.50x = 12,040,074,290.83
5. Step 5: Solve for x
   x = 12,040,074,290.83/144,375.50
6. Step 6: Final answer
   x = 83,394.16