Finding the Fourth Proportional to 7,151.96, 9,870.24 and 4,167.16

Step by Step Solution

1. Step 1: Write the proportion equation
   7,151.96 : 9,870.24 = 4,167.16 : x
2. Step 2: Convert to fraction form
   7,151.96/9,870.24 = 4,167.16/x
3. Step 3: Cross multiply
   7,151.96x = 9,870.24 × 4,167.16
4. Step 4: Simplify right side
   7,151.96x = 41,130,860.27
5. Step 5: Solve for x
   x = 41,130,860.27/7,151.96
6. Step 6: Final answer
   x = 5,750.99