Finding the Fourth Proportional to 14,171.40, 19,557.81 and 7,799.27

Step by Step Solution

1. Step 1: Write the proportion equation
   14,171.40 : 19,557.81 = 7,799.27 : x
2. Step 2: Convert to fraction form
   14,171.40/19,557.81 = 7,799.27/x
3. Step 3: Cross multiply
   14,171.40x = 19,557.81 × 7,799.27
4. Step 4: Simplify right side
   14,171.40x = 152,536,543.01
5. Step 5: Solve for x
   x = 152,536,543.01/14,171.40
6. Step 6: Final answer
   x = 10,763.69