Finding the Fourth Proportional to 51,498.18, 77,255.37 and 16,429.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,498.18 : 77,255.37 = 16,429.50 : x
2. Step 2: Convert to fraction form
   51,498.18/77,255.37 = 16,429.50/x
3. Step 3: Cross multiply
   51,498.18x = 77,255.37 × 16,429.50
4. Step 4: Simplify right side
   51,498.18x = 1,269,267,101.42
5. Step 5: Solve for x
   x = 1,269,267,101.42/51,498.18
6. Step 6: Final answer
   x = 24,646.83