Finding the Fourth Proportional to 5,147.30, 7,100.89 and 3,022.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,147.30 : 7,100.89 = 3,022.15 : x
2. Step 2: Convert to fraction form
   5,147.30/7,100.89 = 3,022.15/x
3. Step 3: Cross multiply
   5,147.30x = 7,100.89 × 3,022.15
4. Step 4: Simplify right side
   5,147.30x = 21,459,941.23
5. Step 5: Solve for x
   x = 21,459,941.23/5,147.30
6. Step 6: Final answer
   x = 4,169.17