Finding the Fourth Proportional to 55,494.32, 83,215.60 and 28,833.15

Step by Step Solution

1. Step 1: Write the proportion equation
   55,494.32 : 83,215.60 = 28,833.15 : x
2. Step 2: Convert to fraction form
   55,494.32/83,215.60 = 28,833.15/x
3. Step 3: Cross multiply
   55,494.32x = 83,215.60 × 28,833.15
4. Step 4: Simplify right side
   55,494.32x = 2,399,367,577.17
5. Step 5: Solve for x
   x = 2,399,367,577.17/55,494.32
6. Step 6: Final answer
   x = 43,236.27