Finding the Fourth Proportional to 59,009.36, 81,423.78 and 33,854

Step by Step Solution

1. Step 1: Write the proportion equation
   59,009.36 : 81,423.78 = 33,854 : x
2. Step 2: Convert to fraction form
   59,009.36/81,423.78 = 33,854/x
3. Step 3: Cross multiply
   59,009.36x = 81,423.78 × 33,854
4. Step 4: Simplify right side
   59,009.36x = 2,756,520,648.12
5. Step 5: Solve for x
   x = 2,756,520,648.12/59,009.36
6. Step 6: Final answer
   x = 46,713.28