Finding the Fourth Proportional to 25,280.34, 34,886.62 and 13,949.94

Step by Step Solution

1. Step 1: Write the proportion equation
   25,280.34 : 34,886.62 = 13,949.94 : x
2. Step 2: Convert to fraction form
   25,280.34/34,886.62 = 13,949.94/x
3. Step 3: Cross multiply
   25,280.34x = 34,886.62 × 13,949.94
4. Step 4: Simplify right side
   25,280.34x = 486,666,255.80
5. Step 5: Solve for x
   x = 486,666,255.80/25,280.34
6. Step 6: Final answer
   x = 19,250.78