Finding the Fourth Proportional to 9,017.12, 12,443.38 and 4,984.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,017.12 : 12,443.38 = 4,984.23 : x
2. Step 2: Convert to fraction form
   9,017.12/12,443.38 = 4,984.23/x
3. Step 3: Cross multiply
   9,017.12x = 12,443.38 × 4,984.23
4. Step 4: Simplify right side
   9,017.12x = 62,020,667.90
5. Step 5: Solve for x
   x = 62,020,667.90/9,017.12
6. Step 6: Final answer
   x = 6,878.11