Finding the Fourth Proportional to 7,265.22, 10,022.31 and 4,280.91

Step by Step Solution

1. Step 1: Write the proportion equation
   7,265.22 : 10,022.31 = 4,280.91 : x
2. Step 2: Convert to fraction form
   7,265.22/10,022.31 = 4,280.91/x
3. Step 3: Cross multiply
   7,265.22x = 10,022.31 × 4,280.91
4. Step 4: Simplify right side
   7,265.22x = 42,904,607.10
5. Step 5: Solve for x
   x = 42,904,607.10/7,265.22
6. Step 6: Final answer
   x = 5,905.48