Finding the Fourth Proportional to 36,290.59, 54,414.69 and 14,078.01

Step by Step Solution

1. Step 1: Write the proportion equation
   36,290.59 : 54,414.69 = 14,078.01 : x
2. Step 2: Convert to fraction form
   36,290.59/54,414.69 = 14,078.01/x
3. Step 3: Cross multiply
   36,290.59x = 54,414.69 × 14,078.01
4. Step 4: Simplify right side
   36,290.59x = 766,050,277.89
5. Step 5: Solve for x
   x = 766,050,277.89/36,290.59
6. Step 6: Final answer
   x = 21,108.79