Finding the Fourth Proportional to 12,822.52, 19,234.59 and 5,426.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,822.52 : 19,234.59 = 5,426.01 : x
2. Step 2: Convert to fraction form
   12,822.52/19,234.59 = 5,426.01/x
3. Step 3: Cross multiply
   12,822.52x = 19,234.59 × 5,426.01
4. Step 4: Simplify right side
   12,822.52x = 104,367,077.69
5. Step 5: Solve for x
   x = 104,367,077.69/12,822.52
6. Step 6: Final answer
   x = 8,139.36