Finding the Fourth Proportional to 47,013.62, 64,880.61 and 25,793.78

Step by Step Solution

1. Step 1: Write the proportion equation
   47,013.62 : 64,880.61 = 25,793.78 : x
2. Step 2: Convert to fraction form
   47,013.62/64,880.61 = 25,793.78/x
3. Step 3: Cross multiply
   47,013.62x = 64,880.61 × 25,793.78
4. Step 4: Simplify right side
   47,013.62x = 1,673,516,180.61
5. Step 5: Solve for x
   x = 1,673,516,180.61/47,013.62
6. Step 6: Final answer
   x = 35,596.41