Finding the Fourth Proportional to 5,820.57, 8,036.41 and 5,448.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,820.57 : 8,036.41 = 5,448.78 : x
2. Step 2: Convert to fraction form
   5,820.57/8,036.41 = 5,448.78/x
3. Step 3: Cross multiply
   5,820.57x = 8,036.41 × 5,448.78
4. Step 4: Simplify right side
   5,820.57x = 43,788,630.08
5. Step 5: Solve for x
   x = 43,788,630.08/5,820.57
6. Step 6: Final answer
   x = 7,523.08