Finding the Fourth Proportional to 3,380.16, 5,073.12 and 3,362.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,380.16 : 5,073.12 = 3,362.88 : x
2. Step 2: Convert to fraction form
   3,380.16/5,073.12 = 3,362.88/x
3. Step 3: Cross multiply
   3,380.16x = 5,073.12 × 3,362.88
4. Step 4: Simplify right side
   3,380.16x = 17,060,293.79
5. Step 5: Solve for x
   x = 17,060,293.79/3,380.16
6. Step 6: Final answer
   x = 5,047.19