Finding the Fourth Proportional to 13,981.52, 19,293.98 and 7,693.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,981.52 : 19,293.98 = 7,693.76 : x
2. Step 2: Convert to fraction form
   13,981.52/19,293.98 = 7,693.76/x
3. Step 3: Cross multiply
   13,981.52x = 19,293.98 × 7,693.76
4. Step 4: Simplify right side
   13,981.52x = 148,443,251.56
5. Step 5: Solve for x
   x = 148,443,251.56/13,981.52
6. Step 6: Final answer
   x = 10,617.10