Finding the Fourth Proportional to 16,312, 22,510.56 and 8,860

Step by Step Solution

1. Step 1: Write the proportion equation
   16,312 : 22,510.56 = 8,860 : x
2. Step 2: Convert to fraction form
   16,312/22,510.56 = 8,860/x
3. Step 3: Cross multiply
   16,312x = 22,510.56 × 8,860
4. Step 4: Simplify right side
   16,312x = 199,443,561.60
5. Step 5: Solve for x
   x = 199,443,561.60/16,312
6. Step 6: Final answer
   x = 12,226.80