Finding the Fourth Proportional to 8,826.12, 13,240.89 and 2,983.14

Step by Step Solution

1. Step 1: Write the proportion equation
   8,826.12 : 13,240.89 = 2,983.14 : x
2. Step 2: Convert to fraction form
   8,826.12/13,240.89 = 2,983.14/x
3. Step 3: Cross multiply
   8,826.12x = 13,240.89 × 2,983.14
4. Step 4: Simplify right side
   8,826.12x = 39,499,428.59
5. Step 5: Solve for x
   x = 39,499,428.59/8,826.12
6. Step 6: Final answer
   x = 4,475.29