Finding the Fourth Proportional to 13,981.75, 19,294.82 and 7,694.53

Step by Step Solution

1. Step 1: Write the proportion equation
   13,981.75 : 19,294.82 = 7,694.53 : x
2. Step 2: Convert to fraction form
   13,981.75/19,294.82 = 7,694.53/x
3. Step 3: Cross multiply
   13,981.75x = 19,294.82 × 7,694.53
4. Step 4: Simplify right side
   13,981.75x = 148,464,571.33
5. Step 5: Solve for x
   x = 148,464,571.33/13,981.75
6. Step 6: Final answer
   x = 10,618.45