Finding the Fourth Proportional to 13,981.59, 19,294.61 and 7,693.97

Step by Step Solution

1. Step 1: Write the proportion equation
   13,981.59 : 19,294.61 = 7,693.97 : x
2. Step 2: Convert to fraction form
   13,981.59/19,294.61 = 7,693.97/x
3. Step 3: Cross multiply
   13,981.59x = 19,294.61 × 7,693.97
4. Step 4: Simplify right side
   13,981.59x = 148,452,015.56
5. Step 5: Solve for x
   x = 148,452,015.56/13,981.59
6. Step 6: Final answer
   x = 10,617.68