Finding the Fourth Proportional to 9,119.52, 12,586.50 and 8,703.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,119.52 : 12,586.50 = 8,703.96 : x
2. Step 2: Convert to fraction form
   9,119.52/12,586.50 = 8,703.96/x
3. Step 3: Cross multiply
   9,119.52x = 12,586.50 × 8,703.96
4. Step 4: Simplify right side
   9,119.52x = 109,552,392.54
5. Step 5: Solve for x
   x = 109,552,392.54/9,119.52
6. Step 6: Final answer
   x = 12,012.96