Finding the Fourth Proportional to 18,885.83, 28,326.83 and 5,738.31

Step by Step Solution

1. Step 1: Write the proportion equation
   18,885.83 : 28,326.83 = 5,738.31 : x
2. Step 2: Convert to fraction form
   18,885.83/28,326.83 = 5,738.31/x
3. Step 3: Cross multiply
   18,885.83x = 28,326.83 × 5,738.31
4. Step 4: Simplify right side
   18,885.83x = 162,548,103.17
5. Step 5: Solve for x
   x = 162,548,103.17/18,885.83
6. Step 6: Final answer
   x = 8,606.88