Finding the Fourth Proportional to 50,002.88, 69,055.62 and 43,256.12

Step by Step Solution

1. Step 1: Write the proportion equation
   50,002.88 : 69,055.62 = 43,256.12 : x
2. Step 2: Convert to fraction form
   50,002.88/69,055.62 = 43,256.12/x
3. Step 3: Cross multiply
   50,002.88x = 69,055.62 × 43,256.12
4. Step 4: Simplify right side
   50,002.88x = 2,987,078,185.39
5. Step 5: Solve for x
   x = 2,987,078,185.39/50,002.88
6. Step 6: Final answer
   x = 59,738.12