Finding the Fourth Proportional to 42,222.63, 58,268.31 and 25,456.71

Step by Step Solution

1. Step 1: Write the proportion equation
   42,222.63 : 58,268.31 = 25,456.71 : x
2. Step 2: Convert to fraction form
   42,222.63/58,268.31 = 25,456.71/x
3. Step 3: Cross multiply
   42,222.63x = 58,268.31 × 25,456.71
4. Step 4: Simplify right side
   42,222.63x = 1,483,319,469.86
5. Step 5: Solve for x
   x = 1,483,319,469.86/42,222.63
6. Step 6: Final answer
   x = 35,130.91