Finding the Fourth Proportional to 7,308.88, 10,087.14 and 4,165

Step by Step Solution

1. Step 1: Write the proportion equation
   7,308.88 : 10,087.14 = 4,165 : x
2. Step 2: Convert to fraction form
   7,308.88/10,087.14 = 4,165/x
3. Step 3: Cross multiply
   7,308.88x = 10,087.14 × 4,165
4. Step 4: Simplify right side
   7,308.88x = 42,012,938.10
5. Step 5: Solve for x
   x = 42,012,938.10/7,308.88
6. Step 6: Final answer
   x = 5,748.20