Finding the Fourth Proportional to 2,736.91, 3,777.06 and 1,558.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.91 : 3,777.06 = 1,558.23 : x
2. Step 2: Convert to fraction form
   2,736.91/3,777.06 = 1,558.23/x
3. Step 3: Cross multiply
   2,736.91x = 3,777.06 × 1,558.23
4. Step 4: Simplify right side
   2,736.91x = 5,885,528.20
5. Step 5: Solve for x
   x = 5,885,528.20/2,736.91
6. Step 6: Final answer
   x = 2,150.43