Finding the Fourth Proportional to 14,171.16, 19,556.56 and 7,797.91

Step by Step Solution

1. Step 1: Write the proportion equation
   14,171.16 : 19,556.56 = 7,797.91 : x
2. Step 2: Convert to fraction form
   14,171.16/19,556.56 = 7,797.91/x
3. Step 3: Cross multiply
   14,171.16x = 19,556.56 × 7,797.91
4. Step 4: Simplify right side
   14,171.16x = 152,500,294.79
5. Step 5: Solve for x
   x = 152,500,294.79/14,171.16
6. Step 6: Final answer
   x = 10,761.31