Finding the Fourth Proportional to 5,812.72, 8,017.30 and 3,688.92

Step by Step Solution

1. Step 1: Write the proportion equation
   5,812.72 : 8,017.30 = 3,688.92 : x
2. Step 2: Convert to fraction form
   5,812.72/8,017.30 = 3,688.92/x
3. Step 3: Cross multiply
   5,812.72x = 8,017.30 × 3,688.92
4. Step 4: Simplify right side
   5,812.72x = 29,575,178.32
5. Step 5: Solve for x
   x = 29,575,178.32/5,812.72
6. Step 6: Final answer
   x = 5,088.01