Finding the Fourth Proportional to 9,012.51, 12,436.04 and 5,033.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,012.51 : 12,436.04 = 5,033.12 : x
2. Step 2: Convert to fraction form
   9,012.51/12,436.04 = 5,033.12/x
3. Step 3: Cross multiply
   9,012.51x = 12,436.04 × 5,033.12
4. Step 4: Simplify right side
   9,012.51x = 62,592,037.97
5. Step 5: Solve for x
   x = 62,592,037.97/9,012.51
6. Step 6: Final answer
   x = 6,945.02