Finding the Fourth Proportional to 5,523.30, 8,272.82 and 5,091.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,523.30 : 8,272.82 = 5,091.18 : x
2. Step 2: Convert to fraction form
   5,523.30/8,272.82 = 5,091.18/x
3. Step 3: Cross multiply
   5,523.30x = 8,272.82 × 5,091.18
4. Step 4: Simplify right side
   5,523.30x = 42,118,390.27
5. Step 5: Solve for x
   x = 42,118,390.27/5,523.30
6. Step 6: Final answer
   x = 7,625.58