Finding the Fourth Proportional to 5,142.16, 7,096.15 and 2,904.76

Step by Step Solution

1. Step 1: Write the proportion equation
   5,142.16 : 7,096.15 = 2,904.76 : x
2. Step 2: Convert to fraction form
   5,142.16/7,096.15 = 2,904.76/x
3. Step 3: Cross multiply
   5,142.16x = 7,096.15 × 2,904.76
4. Step 4: Simplify right side
   5,142.16x = 20,612,562.67
5. Step 5: Solve for x
   x = 20,612,562.67/5,142.16
6. Step 6: Final answer
   x = 4,008.55