Finding the Fourth Proportional to 25,100.91, 34,638.72 and 13,922.91

Step by Step Solution

1. Step 1: Write the proportion equation
   25,100.91 : 34,638.72 = 13,922.91 : x
2. Step 2: Convert to fraction form
   25,100.91/34,638.72 = 13,922.91/x
3. Step 3: Cross multiply
   25,100.91x = 34,638.72 × 13,922.91
4. Step 4: Simplify right side
   25,100.91x = 482,271,781.08
5. Step 5: Solve for x
   x = 482,271,781.08/25,100.91
6. Step 6: Final answer
   x = 19,213.32