Finding the Fourth Proportional to 2,077.31, 2,866.89 and 1,552.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.31 : 2,866.89 = 1,552.43 : x
2. Step 2: Convert to fraction form
   2,077.31/2,866.89 = 1,552.43/x
3. Step 3: Cross multiply
   2,077.31x = 2,866.89 × 1,552.43
4. Step 4: Simplify right side
   2,077.31x = 4,450,646.04
5. Step 5: Solve for x
   x = 4,450,646.04/2,077.31
6. Step 6: Final answer
   x = 2,142.50