Finding the Fourth Proportional to 2,752.50, 3,798.03 and 1,557.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,752.50 : 3,798.03 = 1,557.27 : x
2. Step 2: Convert to fraction form
   2,752.50/3,798.03 = 1,557.27/x
3. Step 3: Cross multiply
   2,752.50x = 3,798.03 × 1,557.27
4. Step 4: Simplify right side
   2,752.50x = 5,914,558.18
5. Step 5: Solve for x
   x = 5,914,558.18/2,752.50
6. Step 6: Final answer
   x = 2,148.79