Finding the Fourth Proportional to 25,401.06, 35,054.72 and 15,329.34

Step by Step Solution

1. Step 1: Write the proportion equation
   25,401.06 : 35,054.72 = 15,329.34 : x
2. Step 2: Convert to fraction form
   25,401.06/35,054.72 = 15,329.34/x
3. Step 3: Cross multiply
   25,401.06x = 35,054.72 × 15,329.34
4. Step 4: Simplify right side
   25,401.06x = 537,365,721.48
5. Step 5: Solve for x
   x = 537,365,721.48/25,401.06
6. Step 6: Final answer
   x = 21,155.25