Finding the Fourth Proportional to 25,315.00, 34,934.56 and 13,985.27

Step by Step Solution

1. Step 1: Write the proportion equation
   25,315.00 : 34,934.56 = 13,985.27 : x
2. Step 2: Convert to fraction form
   25,315.00/34,934.56 = 13,985.27/x
3. Step 3: Cross multiply
   25,315.00x = 34,934.56 × 13,985.27
4. Step 4: Simplify right side
   25,315.00x = 488,569,306.30
5. Step 5: Solve for x
   x = 488,569,306.30/25,315.00
6. Step 6: Final answer
   x = 19,299.60