Finding the Fourth Proportional to 2,742.05, 3,783.87 and 1,547.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,742.05 : 3,783.87 = 1,547.23 : x
2. Step 2: Convert to fraction form
   2,742.05/3,783.87 = 1,547.23/x
3. Step 3: Cross multiply
   2,742.05x = 3,783.87 × 1,547.23
4. Step 4: Simplify right side
   2,742.05x = 5,854,507.72
5. Step 5: Solve for x
   x = 5,854,507.72/2,742.05
6. Step 6: Final answer
   x = 2,135.09