Finding the Fourth Proportional to 55,583.61, 83,377.71 and 16,140.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,583.61 : 83,377.71 = 16,140.72 : x
2. Step 2: Convert to fraction form
   55,583.61/83,377.71 = 16,140.72/x
3. Step 3: Cross multiply
   55,583.61x = 83,377.71 × 16,140.72
4. Step 4: Simplify right side
   55,583.61x = 1,345,776,271.35
5. Step 5: Solve for x
   x = 1,345,776,271.35/55,583.61
6. Step 6: Final answer
   x = 24,211.75