Finding the Fourth Proportional to 2,736.37, 3,776.28 and 1,557.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.37 : 3,776.28 = 1,557.42 : x
2. Step 2: Convert to fraction form
   2,736.37/3,776.28 = 1,557.42/x
3. Step 3: Cross multiply
   2,736.37x = 3,776.28 × 1,557.42
4. Step 4: Simplify right side
   2,736.37x = 5,881,254.00
5. Step 5: Solve for x
   x = 5,881,254.00/2,736.37
6. Step 6: Final answer
   x = 2,149.29