Finding the Fourth Proportional to 25,068, 34,594.56 and 13,890.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,068 : 34,594.56 = 13,890.72 : x
2. Step 2: Convert to fraction form
   25,068/34,594.56 = 13,890.72/x
3. Step 3: Cross multiply
   25,068x = 34,594.56 × 13,890.72
4. Step 4: Simplify right side
   25,068x = 480,543,346.48
5. Step 5: Solve for x
   x = 480,543,346.48/25,068
6. Step 6: Final answer
   x = 19,169.59