Finding the Fourth Proportional to 16,670.61, 25,000.69 and 5,574.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,670.61 : 25,000.69 = 5,574.71 : x
2. Step 2: Convert to fraction form
   16,670.61/25,000.69 = 5,574.71/x
3. Step 3: Cross multiply
   16,670.61x = 25,000.69 × 5,574.71
4. Step 4: Simplify right side
   16,670.61x = 139,371,596.55
5. Step 5: Solve for x
   x = 139,371,596.55/16,670.61
6. Step 6: Final answer
   x = 8,360.32