Finding the Fourth Proportional to 17,066.76, 23,456.82 and 15,065.16

Step by Step Solution

1. Step 1: Write the proportion equation
   17,066.76 : 23,456.82 = 15,065.16 : x
2. Step 2: Convert to fraction form
   17,066.76/23,456.82 = 15,065.16/x
3. Step 3: Cross multiply
   17,066.76x = 23,456.82 × 15,065.16
4. Step 4: Simplify right side
   17,066.76x = 353,380,746.39
5. Step 5: Solve for x
   x = 353,380,746.39/17,066.76
6. Step 6: Final answer
   x = 20,705.79