Finding the Fourth Proportional to 12,225.46, 18,341.85 and 7,027.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,225.46 : 18,341.85 = 7,027.69 : x
2. Step 2: Convert to fraction form
   12,225.46/18,341.85 = 7,027.69/x
3. Step 3: Cross multiply
   12,225.46x = 18,341.85 × 7,027.69
4. Step 4: Simplify right side
   12,225.46x = 128,900,835.83
5. Step 5: Solve for x
   x = 128,900,835.83/12,225.46
6. Step 6: Final answer
   x = 10,543.64