Finding the Fourth Proportional to 14,271.91, 19,694.93 and 7,811.52

Step by Step Solution

1. Step 1: Write the proportion equation
   14,271.91 : 19,694.93 = 7,811.52 : x
2. Step 2: Convert to fraction form
   14,271.91/19,694.93 = 7,811.52/x
3. Step 3: Cross multiply
   14,271.91x = 19,694.93 × 7,811.52
4. Step 4: Simplify right side
   14,271.91x = 153,847,300.54
5. Step 5: Solve for x
   x = 153,847,300.54/14,271.91
6. Step 6: Final answer
   x = 10,779.73