Finding the Fourth Proportional to 12,833.37, 19,246.72 and 5,434.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,833.37 : 19,246.72 = 5,434.02 : x
2. Step 2: Convert to fraction form
   12,833.37/19,246.72 = 5,434.02/x
3. Step 3: Cross multiply
   12,833.37x = 19,246.72 × 5,434.02
4. Step 4: Simplify right side
   12,833.37x = 104,587,061.41
5. Step 5: Solve for x
   x = 104,587,061.41/12,833.37
6. Step 6: Final answer
   x = 8,149.62