Finding the Fourth Proportional to 55,574.56, 83,368.69 and 18,124.61

Step by Step Solution

1. Step 1: Write the proportion equation
   55,574.56 : 83,368.69 = 18,124.61 : x
2. Step 2: Convert to fraction form
   55,574.56/83,368.69 = 18,124.61/x
3. Step 3: Cross multiply
   55,574.56x = 83,368.69 × 18,124.61
4. Step 4: Simplify right side
   55,574.56x = 1,511,025,155.57
5. Step 5: Solve for x
   x = 1,511,025,155.57/55,574.56
6. Step 6: Final answer
   x = 27,189.15