Finding the Fourth Proportional to 14,131.80, 19,500.48 and 7,843.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,131.80 : 19,500.48 = 7,843.50 : x
2. Step 2: Convert to fraction form
   14,131.80/19,500.48 = 7,843.50/x
3. Step 3: Cross multiply
   14,131.80x = 19,500.48 × 7,843.50
4. Step 4: Simplify right side
   14,131.80x = 152,952,014.88
5. Step 5: Solve for x
   x = 152,952,014.88/14,131.80
6. Step 6: Final answer
   x = 10,823.25