Finding the Fourth Proportional to 5,158.36, 7,725.48 and 3,768.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,158.36 : 7,725.48 = 3,768.22 : x
2. Step 2: Convert to fraction form
   5,158.36/7,725.48 = 3,768.22/x
3. Step 3: Cross multiply
   5,158.36x = 7,725.48 × 3,768.22
4. Step 4: Simplify right side
   5,158.36x = 29,111,308.25
5. Step 5: Solve for x
   x = 29,111,308.25/5,158.36
6. Step 6: Final answer
   x = 5,643.52