Finding the Fourth Proportional to 42,601.20, 58,786.80 and 25,608.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,601.20 : 58,786.80 = 25,608.24 : x
2. Step 2: Convert to fraction form
   42,601.20/58,786.80 = 25,608.24/x
3. Step 3: Cross multiply
   42,601.20x = 58,786.80 × 25,608.24
4. Step 4: Simplify right side
   42,601.20x = 1,505,426,483.23
5. Step 5: Solve for x
   x = 1,505,426,483.23/42,601.20
6. Step 6: Final answer
   x = 35,337.65