Finding the Fourth Proportional to 15,733.86, 21,714.42 and 9,017.34

Step by Step Solution

1. Step 1: Write the proportion equation
   15,733.86 : 21,714.42 = 9,017.34 : x
2. Step 2: Convert to fraction form
   15,733.86/21,714.42 = 9,017.34/x
3. Step 3: Cross multiply
   15,733.86x = 21,714.42 × 9,017.34
4. Step 4: Simplify right side
   15,733.86x = 195,806,308.04
5. Step 5: Solve for x
   x = 195,806,308.04/15,733.86
6. Step 6: Final answer
   x = 12,444.90