Finding the Fourth Proportional to 16,672.06, 25,006.29 and 5,577.49

Step by Step Solution

1. Step 1: Write the proportion equation
   16,672.06 : 25,006.29 = 5,577.49 : x
2. Step 2: Convert to fraction form
   16,672.06/25,006.29 = 5,577.49/x
3. Step 3: Cross multiply
   16,672.06x = 25,006.29 × 5,577.49
4. Step 4: Simplify right side
   16,672.06x = 139,472,332.41
5. Step 5: Solve for x
   x = 139,472,332.41/16,672.06
6. Step 6: Final answer
   x = 8,365.63