Finding the Fourth Proportional to 9,081.09, 12,532.68 and 5,103.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,081.09 : 12,532.68 = 5,103.18 : x
2. Step 2: Convert to fraction form
   9,081.09/12,532.68 = 5,103.18/x
3. Step 3: Cross multiply
   9,081.09x = 12,532.68 × 5,103.18
4. Step 4: Simplify right side
   9,081.09x = 63,956,521.92
5. Step 5: Solve for x
   x = 63,956,521.92/9,081.09
6. Step 6: Final answer
   x = 7,042.82