Finding the Fourth Proportional to 12,483.59, 17,227.47 and 7,105.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,483.59 : 17,227.47 = 7,105.76 : x
2. Step 2: Convert to fraction form
   12,483.59/17,227.47 = 7,105.76/x
3. Step 3: Cross multiply
   12,483.59x = 17,227.47 × 7,105.76
4. Step 4: Simplify right side
   12,483.59x = 122,414,181.09
5. Step 5: Solve for x
   x = 122,414,181.09/12,483.59
6. Step 6: Final answer
   x = 9,806.01