Finding the Fourth Proportional to 12,783.72, 19,169.04 and 5,852.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,783.72 : 19,169.04 = 5,852.28 : x
2. Step 2: Convert to fraction form
   12,783.72/19,169.04 = 5,852.28/x
3. Step 3: Cross multiply
   12,783.72x = 19,169.04 × 5,852.28
4. Step 4: Simplify right side
   12,783.72x = 112,182,589.41
5. Step 5: Solve for x
   x = 112,182,589.41/12,783.72
6. Step 6: Final answer
   x = 8,775.43