Finding the Fourth Proportional to 4,007.31, 5,529.71 and 3,170.10

Step by Step Solution

1. Step 1: Write the proportion equation
   4,007.31 : 5,529.71 = 3,170.10 : x
2. Step 2: Convert to fraction form
   4,007.31/5,529.71 = 3,170.10/x
3. Step 3: Cross multiply
   4,007.31x = 5,529.71 × 3,170.10
4. Step 4: Simplify right side
   4,007.31x = 17,529,733.67
5. Step 5: Solve for x
   x = 17,529,733.67/4,007.31
6. Step 6: Final answer
   x = 4,374.44