Finding the Fourth Proportional to 2,820.02, 4,227.06 and 1,356.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,820.02 : 4,227.06 = 1,356.08 : x
2. Step 2: Convert to fraction form
   2,820.02/4,227.06 = 1,356.08/x
3. Step 3: Cross multiply
   2,820.02x = 4,227.06 × 1,356.08
4. Step 4: Simplify right side
   2,820.02x = 5,732,231.52
5. Step 5: Solve for x
   x = 5,732,231.52/2,820.02
6. Step 6: Final answer
   x = 2,032.69