Finding the Fourth Proportional to 8,830.23, 12,186.77 and 5,293.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,830.23 : 12,186.77 = 5,293.37 : x
2. Step 2: Convert to fraction form
   8,830.23/12,186.77 = 5,293.37/x
3. Step 3: Cross multiply
   8,830.23x = 12,186.77 × 5,293.37
4. Step 4: Simplify right side
   8,830.23x = 64,508,995.31
5. Step 5: Solve for x
   x = 64,508,995.31/8,830.23
6. Step 6: Final answer
   x = 7,305.47