Finding the Fourth Proportional to 5,661.32, 8,443.89 and 5,308.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,661.32 : 8,443.89 = 5,308.52 : x
2. Step 2: Convert to fraction form
   5,661.32/8,443.89 = 5,308.52/x
3. Step 3: Cross multiply
   5,661.32x = 8,443.89 × 5,308.52
4. Step 4: Simplify right side
   5,661.32x = 44,824,558.94
5. Step 5: Solve for x
   x = 44,824,558.94/5,661.32
6. Step 6: Final answer
   x = 7,917.69