Finding the Fourth Proportional to 7,496.25, 10,345.23 and 4,139.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,496.25 : 10,345.23 = 4,139.06 : x
2. Step 2: Convert to fraction form
   7,496.25/10,345.23 = 4,139.06/x
3. Step 3: Cross multiply
   7,496.25x = 10,345.23 × 4,139.06
4. Step 4: Simplify right side
   7,496.25x = 42,819,475.96
5. Step 5: Solve for x
   x = 42,819,475.96/7,496.25
6. Step 6: Final answer
   x = 5,712.12