Finding the Fourth Proportional to 54,809.55, 82,216.61 and 17,368.79

Step by Step Solution

1. Step 1: Write the proportion equation
   54,809.55 : 82,216.61 = 17,368.79 : x
2. Step 2: Convert to fraction form
   54,809.55/82,216.61 = 17,368.79/x
3. Step 3: Cross multiply
   54,809.55x = 82,216.61 × 17,368.79
4. Step 4: Simplify right side
   54,809.55x = 1,428,002,946.76
5. Step 5: Solve for x
   x = 1,428,002,946.76/54,809.55
6. Step 6: Final answer
   x = 26,053.91