Finding the Fourth Proportional to 25,575.56, 35,291.76 and 14,963.12

Step by Step Solution

1. Step 1: Write the proportion equation
   25,575.56 : 35,291.76 = 14,963.12 : x
2. Step 2: Convert to fraction form
   25,575.56/35,291.76 = 14,963.12/x
3. Step 3: Cross multiply
   25,575.56x = 35,291.76 × 14,963.12
4. Step 4: Simplify right side
   25,575.56x = 528,074,839.89
5. Step 5: Solve for x
   x = 528,074,839.89/25,575.56
6. Step 6: Final answer
   x = 20,647.64