Finding the Fourth Proportional to 14,131.46, 19,502.43 and 7,843.79

Step by Step Solution

1. Step 1: Write the proportion equation
   14,131.46 : 19,502.43 = 7,843.79 : x
2. Step 2: Convert to fraction form
   14,131.46/19,502.43 = 7,843.79/x
3. Step 3: Cross multiply
   14,131.46x = 19,502.43 × 7,843.79
4. Step 4: Simplify right side
   14,131.46x = 152,972,965.41
5. Step 5: Solve for x
   x = 152,972,965.41/14,131.46
6. Step 6: Final answer
   x = 10,824.99