Finding the Fourth Proportional to 7,499.27, 10,349.09 and 4,142.07

Step by Step Solution

1. Step 1: Write the proportion equation
   7,499.27 : 10,349.09 = 4,142.07 : x
2. Step 2: Convert to fraction form
   7,499.27/10,349.09 = 4,142.07/x
3. Step 3: Cross multiply
   7,499.27x = 10,349.09 × 4,142.07
4. Step 4: Simplify right side
   7,499.27x = 42,866,655.22
5. Step 5: Solve for x
   x = 42,866,655.22/7,499.27
6. Step 6: Final answer
   x = 5,716.11