Finding the Fourth Proportional to 2,736.16, 4,106.06 and 2,553.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.16 : 4,106.06 = 2,553.91 : x
2. Step 2: Convert to fraction form
   2,736.16/4,106.06 = 2,553.91/x
3. Step 3: Cross multiply
   2,736.16x = 4,106.06 × 2,553.91
4. Step 4: Simplify right side
   2,736.16x = 10,486,507.69
5. Step 5: Solve for x
   x = 10,486,507.69/2,736.16
6. Step 6: Final answer
   x = 3,832.56