Finding the Fourth Proportional to 16,706.48, 23,058.72 and 10,417.64

Step by Step Solution

1. Step 1: Write the proportion equation
   16,706.48 : 23,058.72 = 10,417.64 : x
2. Step 2: Convert to fraction form
   16,706.48/23,058.72 = 10,417.64/x
3. Step 3: Cross multiply
   16,706.48x = 23,058.72 × 10,417.64
4. Step 4: Simplify right side
   16,706.48x = 240,217,443.82
5. Step 5: Solve for x
   x = 240,217,443.82/16,706.48
6. Step 6: Final answer
   x = 14,378.70