Finding the Fourth Proportional to 25,308.28, 34,925.61 and 13,977.46

Step by Step Solution

1. Step 1: Write the proportion equation
   25,308.28 : 34,925.61 = 13,977.46 : x
2. Step 2: Convert to fraction form
   25,308.28/34,925.61 = 13,977.46/x
3. Step 3: Cross multiply
   25,308.28x = 34,925.61 × 13,977.46
4. Step 4: Simplify right side
   25,308.28x = 488,171,316.75
5. Step 5: Solve for x
   x = 488,171,316.75/25,308.28
6. Step 6: Final answer
   x = 19,289.00