Finding the Fourth Proportional to 7,062.72, 9,742.50 and 4,405.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,062.72 : 9,742.50 = 4,405.52 : x
2. Step 2: Convert to fraction form
   7,062.72/9,742.50 = 4,405.52/x
3. Step 3: Cross multiply
   7,062.72x = 9,742.50 × 4,405.52
4. Step 4: Simplify right side
   7,062.72x = 42,920,729.89
5. Step 5: Solve for x
   x = 42,920,729.89/7,062.72
6. Step 6: Final answer
   x = 6,077.08