Finding the Fourth Proportional to 54,568.08, 75,339.72 and 42,048.72

Step by Step Solution

1. Step 1: Write the proportion equation
   54,568.08 : 75,339.72 = 42,048.72 : x
2. Step 2: Convert to fraction form
   54,568.08/75,339.72 = 42,048.72/x
3. Step 3: Cross multiply
   54,568.08x = 75,339.72 × 42,048.72
4. Step 4: Simplify right side
   54,568.08x = 3,167,938,791.16
5. Step 5: Solve for x
   x = 3,167,938,791.16/54,568.08
6. Step 6: Final answer
   x = 58,054.80