Finding the Fourth Proportional to 13,790.24, 19,029.60 and 7,822.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,790.24 : 19,029.60 = 7,822.52 : x
2. Step 2: Convert to fraction form
   13,790.24/19,029.60 = 7,822.52/x
3. Step 3: Cross multiply
   13,790.24x = 19,029.60 × 7,822.52
4. Step 4: Simplify right side
   13,790.24x = 148,859,426.59
5. Step 5: Solve for x
   x = 148,859,426.59/13,790.24
6. Step 6: Final answer
   x = 10,794.55