Finding the Fourth Proportional to 7,033.12, 10,538.16 and 3,742.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,033.12 : 10,538.16 = 3,742.72 : x
2. Step 2: Convert to fraction form
   7,033.12/10,538.16 = 3,742.72/x
3. Step 3: Cross multiply
   7,033.12x = 10,538.16 × 3,742.72
4. Step 4: Simplify right side
   7,033.12x = 39,441,382.20
5. Step 5: Solve for x
   x = 39,441,382.20/7,033.12
6. Step 6: Final answer
   x = 5,607.95