Finding the Fourth Proportional to 16,916.56, 23,345.76 and 10,630.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,916.56 : 23,345.76 = 10,630.96 : x
2. Step 2: Convert to fraction form
   16,916.56/23,345.76 = 10,630.96/x
3. Step 3: Cross multiply
   16,916.56x = 23,345.76 × 10,630.96
4. Step 4: Simplify right side
   16,916.56x = 248,187,840.73
5. Step 5: Solve for x
   x = 248,187,840.73/16,916.56
6. Step 6: Final answer
   x = 14,671.29