Finding the Fourth Proportional to 17,191.80, 23,714.46 and 10,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,191.80 : 23,714.46 = 10,116.72 : x
2. Step 2: Convert to fraction form
   17,191.80/23,714.46 = 10,116.72/x
3. Step 3: Cross multiply
   17,191.80x = 23,714.46 × 10,116.72
4. Step 4: Simplify right side
   17,191.80x = 239,912,551.77
5. Step 5: Solve for x
   x = 239,912,551.77/17,191.80
6. Step 6: Final answer
   x = 13,955.06