Finding the Fourth Proportional to 16,581.77, 24,875.73 and 5,488.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,581.77 : 24,875.73 = 5,488.55 : x
2. Step 2: Convert to fraction form
   16,581.77/24,875.73 = 5,488.55/x
3. Step 3: Cross multiply
   16,581.77x = 24,875.73 × 5,488.55
4. Step 4: Simplify right side
   16,581.77x = 136,531,687.89
5. Step 5: Solve for x
   x = 136,531,687.89/16,581.77
6. Step 6: Final answer
   x = 8,233.84