Finding the Fourth Proportional to 7,527.33, 10,387.89 and 4,170.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,527.33 : 10,387.89 = 4,170.42 : x
2. Step 2: Convert to fraction form
   7,527.33/10,387.89 = 4,170.42/x
3. Step 3: Cross multiply
   7,527.33x = 10,387.89 × 4,170.42
4. Step 4: Simplify right side
   7,527.33x = 43,321,864.21
5. Step 5: Solve for x
   x = 43,321,864.21/7,527.33
6. Step 6: Final answer
   x = 5,755.28