Finding the Fourth Proportional to 12,483.86, 17,234.64 and 8,510.81

Step by Step Solution

1. Step 1: Write the proportion equation
   12,483.86 : 17,234.64 = 8,510.81 : x
2. Step 2: Convert to fraction form
   12,483.86/17,234.64 = 8,510.81/x
3. Step 3: Cross multiply
   12,483.86x = 17,234.64 × 8,510.81
4. Step 4: Simplify right side
   12,483.86x = 146,680,660.29
5. Step 5: Solve for x
   x = 146,680,660.29/12,483.86
6. Step 6: Final answer
   x = 11,749.63