Finding the Fourth Proportional to 5,875.53, 8,105.43 and 3,517.21

Step by Step Solution

1. Step 1: Write the proportion equation
   5,875.53 : 8,105.43 = 3,517.21 : x
2. Step 2: Convert to fraction form
   5,875.53/8,105.43 = 3,517.21/x
3. Step 3: Cross multiply
   5,875.53x = 8,105.43 × 3,517.21
4. Step 4: Simplify right side
   5,875.53x = 28,508,499.45
5. Step 5: Solve for x
   x = 28,508,499.45/5,875.53
6. Step 6: Final answer
   x = 4,852.08