Finding the Fourth Proportional to 54,867.72, 82,304.43 and 17,430.72

Step by Step Solution

1. Step 1: Write the proportion equation
   54,867.72 : 82,304.43 = 17,430.72 : x
2. Step 2: Convert to fraction form
   54,867.72/82,304.43 = 17,430.72/x
3. Step 3: Cross multiply
   54,867.72x = 82,304.43 × 17,430.72
4. Step 4: Simplify right side
   54,867.72x = 1,434,625,474.09
5. Step 5: Solve for x
   x = 1,434,625,474.09/54,867.72
6. Step 6: Final answer
   x = 26,146.99