Finding the Fourth Proportional to 7,400.32, 11,105.94 and 3,504.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,400.32 : 11,105.94 = 3,504.72 : x
2. Step 2: Convert to fraction form
   7,400.32/11,105.94 = 3,504.72/x
3. Step 3: Cross multiply
   7,400.32x = 11,105.94 × 3,504.72
4. Step 4: Simplify right side
   7,400.32x = 38,923,210.04
5. Step 5: Solve for x
   x = 38,923,210.04/7,400.32
6. Step 6: Final answer
   x = 5,259.67