Finding the Fourth Proportional to 25,152.86, 34,721.58 and 16,978.23

Step by Step Solution

1. Step 1: Write the proportion equation
   25,152.86 : 34,721.58 = 16,978.23 : x
2. Step 2: Convert to fraction form
   25,152.86/34,721.58 = 16,978.23/x
3. Step 3: Cross multiply
   25,152.86x = 34,721.58 × 16,978.23
4. Step 4: Simplify right side
   25,152.86x = 589,510,971.20
5. Step 5: Solve for x
   x = 589,510,971.20/25,152.86
6. Step 6: Final answer
   x = 23,437.13