Finding the Fourth Proportional to 9,383.12, 14,070.72 and 2,810.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,383.12 : 14,070.72 = 2,810.24 : x
2. Step 2: Convert to fraction form
   9,383.12/14,070.72 = 2,810.24/x
3. Step 3: Cross multiply
   9,383.12x = 14,070.72 × 2,810.24
4. Step 4: Simplify right side
   9,383.12x = 39,542,100.17
5. Step 5: Solve for x
   x = 39,542,100.17/9,383.12
6. Step 6: Final answer
   x = 4,214.17