Finding the Fourth Proportional to 14,111.20, 19,472.16 and 7,822.36

Step by Step Solution

1. Step 1: Write the proportion equation
   14,111.20 : 19,472.16 = 7,822.36 : x
2. Step 2: Convert to fraction form
   14,111.20/19,472.16 = 7,822.36/x
3. Step 3: Cross multiply
   14,111.20x = 19,472.16 × 7,822.36
4. Step 4: Simplify right side
   14,111.20x = 152,318,245.50
5. Step 5: Solve for x
   x = 152,318,245.50/14,111.20
6. Step 6: Final answer
   x = 10,794.14