Finding the Fourth Proportional to 5,164.69, 7,127.34 and 2,926.51

Step by Step Solution

1. Step 1: Write the proportion equation
   5,164.69 : 7,127.34 = 2,926.51 : x
2. Step 2: Convert to fraction form
   5,164.69/7,127.34 = 2,926.51/x
3. Step 3: Cross multiply
   5,164.69x = 7,127.34 × 2,926.51
4. Step 4: Simplify right side
   5,164.69x = 20,858,231.78
5. Step 5: Solve for x
   x = 20,858,231.78/5,164.69
6. Step 6: Final answer
   x = 4,038.62