Finding the Fourth Proportional to 5,799.72, 8,005.32 and 3,531.90

Step by Step Solution

1. Step 1: Write the proportion equation
   5,799.72 : 8,005.32 = 3,531.90 : x
2. Step 2: Convert to fraction form
   5,799.72/8,005.32 = 3,531.90/x
3. Step 3: Cross multiply
   5,799.72x = 8,005.32 × 3,531.90
4. Step 4: Simplify right side
   5,799.72x = 28,273,989.71
5. Step 5: Solve for x
   x = 28,273,989.71/5,799.72
6. Step 6: Final answer
   x = 4,875.06