Finding the Fourth Proportional to 16,077.56, 24,116.36 and 4,390.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,077.56 : 24,116.36 = 4,390.74 : x
2. Step 2: Convert to fraction form
   16,077.56/24,116.36 = 4,390.74/x
3. Step 3: Cross multiply
   16,077.56x = 24,116.36 × 4,390.74
4. Step 4: Simplify right side
   16,077.56x = 105,888,644.55
5. Step 5: Solve for x
   x = 105,888,644.55/16,077.56
6. Step 6: Final answer
   x = 6,586.12