Finding the Fourth Proportional to 2,736.77, 3,776.73 and 1,558.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.77 : 3,776.73 = 1,558.07 : x
2. Step 2: Convert to fraction form
   2,736.77/3,776.73 = 1,558.07/x
3. Step 3: Cross multiply
   2,736.77x = 3,776.73 × 1,558.07
4. Step 4: Simplify right side
   2,736.77x = 5,884,409.71
5. Step 5: Solve for x
   x = 5,884,409.71/2,736.77
6. Step 6: Final answer
   x = 2,150.13