Finding the Fourth Proportional to 51,142.29, 76,725.50 and 16,081.95

Step by Step Solution

1. Step 1: Write the proportion equation
   51,142.29 : 76,725.50 = 16,081.95 : x
2. Step 2: Convert to fraction form
   51,142.29/76,725.50 = 16,081.95/x
3. Step 3: Cross multiply
   51,142.29x = 76,725.50 × 16,081.95
4. Step 4: Simplify right side
   51,142.29x = 1,233,895,271.10
5. Step 5: Solve for x
   x = 1,233,895,271.10/51,142.29
6. Step 6: Final answer
   x = 24,126.71