Finding the Fourth Proportional to 5,187.25, 7,158.59 and 2,949.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,187.25 : 7,158.59 = 2,949.22 : x
2. Step 2: Convert to fraction form
   5,187.25/7,158.59 = 2,949.22/x
3. Step 3: Cross multiply
   5,187.25x = 7,158.59 × 2,949.22
4. Step 4: Simplify right side
   5,187.25x = 21,112,256.80
5. Step 5: Solve for x
   x = 21,112,256.80/5,187.25
6. Step 6: Final answer
   x = 4,070.03