Finding the Fourth Proportional to 14,100.21, 19,458.24 and 7,727.19

Step by Step Solution

1. Step 1: Write the proportion equation
   14,100.21 : 19,458.24 = 7,727.19 : x
2. Step 2: Convert to fraction form
   14,100.21/19,458.24 = 7,727.19/x
3. Step 3: Cross multiply
   14,100.21x = 19,458.24 × 7,727.19
4. Step 4: Simplify right side
   14,100.21x = 150,357,517.55
5. Step 5: Solve for x
   x = 150,357,517.55/14,100.21
6. Step 6: Final answer
   x = 10,663.49