Finding the Fourth Proportional to 9,294.06, 12,819.72 and 5,514.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,294.06 : 12,819.72 = 5,514.42 : x
2. Step 2: Convert to fraction form
   9,294.06/12,819.72 = 5,514.42/x
3. Step 3: Cross multiply
   9,294.06x = 12,819.72 × 5,514.42
4. Step 4: Simplify right side
   9,294.06x = 70,693,320.36
5. Step 5: Solve for x
   x = 70,693,320.36/9,294.06
6. Step 6: Final answer
   x = 7,606.29