Finding the Fourth Proportional to 13,981.32, 19,294.18 and 7,693.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,981.32 : 19,294.18 = 7,693.69 : x
2. Step 2: Convert to fraction form
   13,981.32/19,294.18 = 7,693.69/x
3. Step 3: Cross multiply
   13,981.32x = 19,294.18 × 7,693.69
4. Step 4: Simplify right side
   13,981.32x = 148,443,439.72
5. Step 5: Solve for x
   x = 148,443,439.72/13,981.32
6. Step 6: Final answer
   x = 10,617.27