Finding the Fourth Proportional to 3,802.66, 5,695.17 and 3,671.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,802.66 : 5,695.17 = 3,671.25 : x
2. Step 2: Convert to fraction form
   3,802.66/5,695.17 = 3,671.25/x
3. Step 3: Cross multiply
   3,802.66x = 5,695.17 × 3,671.25
4. Step 4: Simplify right side
   3,802.66x = 20,908,392.86
5. Step 5: Solve for x
   x = 20,908,392.86/3,802.66
6. Step 6: Final answer
   x = 5,498.36