Finding the Fourth Proportional to 25,339.42, 34,967.72 and 14,008.12

Step by Step Solution

1. Step 1: Write the proportion equation
   25,339.42 : 34,967.72 = 14,008.12 : x
2. Step 2: Convert to fraction form
   25,339.42/34,967.72 = 14,008.12/x
3. Step 3: Cross multiply
   25,339.42x = 34,967.72 × 14,008.12
4. Step 4: Simplify right side
   25,339.42x = 489,832,017.89
5. Step 5: Solve for x
   x = 489,832,017.89/25,339.42
6. Step 6: Final answer
   x = 19,330.83