Finding the Fourth Proportional to 7,429.02, 10,251.72 and 4,443.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,429.02 : 10,251.72 = 4,443.12 : x
2. Step 2: Convert to fraction form
   7,429.02/10,251.72 = 4,443.12/x
3. Step 3: Cross multiply
   7,429.02x = 10,251.72 × 4,443.12
4. Step 4: Simplify right side
   7,429.02x = 45,549,622.17
5. Step 5: Solve for x
   x = 45,549,622.17/7,429.02
6. Step 6: Final answer
   x = 6,131.31