Finding the Fourth Proportional to 9,012.22, 12,435.06 and 5,032.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,012.22 : 12,435.06 = 5,032.72 : x
2. Step 2: Convert to fraction form
   9,012.22/12,435.06 = 5,032.72/x
3. Step 3: Cross multiply
   9,012.22x = 12,435.06 × 5,032.72
4. Step 4: Simplify right side
   9,012.22x = 62,582,175.16
5. Step 5: Solve for x
   x = 62,582,175.16/9,012.22
6. Step 6: Final answer
   x = 6,944.15