Finding the Fourth Proportional to 25,100.86, 34,639.19 and 13,922.86

Step by Step Solution

1. Step 1: Write the proportion equation
   25,100.86 : 34,639.19 = 13,922.86 : x
2. Step 2: Convert to fraction form
   25,100.86/34,639.19 = 13,922.86/x
3. Step 3: Cross multiply
   25,100.86x = 34,639.19 × 13,922.86
4. Step 4: Simplify right side
   25,100.86x = 482,276,592.88
5. Step 5: Solve for x
   x = 482,276,592.88/25,100.86
6. Step 6: Final answer
   x = 19,213.55