Finding the Fourth Proportional to 42,880.72, 59,177.52 and 25,884.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,880.72 : 59,177.52 = 25,884.72 : x
2. Step 2: Convert to fraction form
   42,880.72/59,177.52 = 25,884.72/x
3. Step 3: Cross multiply
   42,880.72x = 59,177.52 × 25,884.72
4. Step 4: Simplify right side
   42,880.72x = 1,531,793,535.49
5. Step 5: Solve for x
   x = 1,531,793,535.49/42,880.72
6. Step 6: Final answer
   x = 35,722.20