Finding the Fourth Proportional to 25,931.81, 35,783.78 and 14,597.69

Step by Step Solution

1. Step 1: Write the proportion equation
   25,931.81 : 35,783.78 = 14,597.69 : x
2. Step 2: Convert to fraction form
   25,931.81/35,783.78 = 14,597.69/x
3. Step 3: Cross multiply
   25,931.81x = 35,783.78 × 14,597.69
4. Step 4: Simplify right side
   25,931.81x = 522,360,275.56
5. Step 5: Solve for x
   x = 522,360,275.56/25,931.81
6. Step 6: Final answer
   x = 20,143.61