Finding the Fourth Proportional to 55,480.19, 76,558.82 and 31,282.02

Step by Step Solution

1. Step 1: Write the proportion equation
   55,480.19 : 76,558.82 = 31,282.02 : x
2. Step 2: Convert to fraction form
   55,480.19/76,558.82 = 31,282.02/x
3. Step 3: Cross multiply
   55,480.19x = 76,558.82 × 31,282.02
4. Step 4: Simplify right side
   55,480.19x = 2,394,914,382.01
5. Step 5: Solve for x
   x = 2,394,914,382.01/55,480.19
6. Step 6: Final answer
   x = 43,167.02