Finding the Fourth Proportional to 25,109.76, 34,578.72 and 23,865.60

Step by Step Solution

1. Step 1: Write the proportion equation
   25,109.76 : 34,578.72 = 23,865.60 : x
2. Step 2: Convert to fraction form
   25,109.76/34,578.72 = 23,865.60/x
3. Step 3: Cross multiply
   25,109.76x = 34,578.72 × 23,865.60
4. Step 4: Simplify right side
   25,109.76x = 825,241,900.03
5. Step 5: Solve for x
   x = 825,241,900.03/25,109.76
6. Step 6: Final answer
   x = 32,865.38