Finding the Fourth Proportional to 5,856.61, 8,079.85 and 3,731.76

Step by Step Solution

1. Step 1: Write the proportion equation
   5,856.61 : 8,079.85 = 3,731.76 : x
2. Step 2: Convert to fraction form
   5,856.61/8,079.85 = 3,731.76/x
3. Step 3: Cross multiply
   5,856.61x = 8,079.85 × 3,731.76
4. Step 4: Simplify right side
   5,856.61x = 30,152,061.04
5. Step 5: Solve for x
   x = 30,152,061.04/5,856.61
6. Step 6: Final answer
   x = 5,148.38