Finding the Fourth Proportional to 25,147.58, 34,688.27 and 14,931.69

Step by Step Solution

1. Step 1: Write the proportion equation
   25,147.58 : 34,688.27 = 14,931.69 : x
2. Step 2: Convert to fraction form
   25,147.58/34,688.27 = 14,931.69/x
3. Step 3: Cross multiply
   25,147.58x = 34,688.27 × 14,931.69
4. Step 4: Simplify right side
   25,147.58x = 517,954,494.28
5. Step 5: Solve for x
   x = 517,954,494.28/25,147.58
6. Step 6: Final answer
   x = 20,596.59