Finding the Fourth Proportional to 5,903.16, 8,147.88 and 3,663.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,903.16 : 8,147.88 = 3,663.72 : x
2. Step 2: Convert to fraction form
   5,903.16/8,147.88 = 3,663.72/x
3. Step 3: Cross multiply
   5,903.16x = 8,147.88 × 3,663.72
4. Step 4: Simplify right side
   5,903.16x = 29,851,550.91
5. Step 5: Solve for x
   x = 29,851,550.91/5,903.16
6. Step 6: Final answer
   x = 5,056.88