Finding the Fourth Proportional to 3,736.62, 5,156.31 and 2,080.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,736.62 : 5,156.31 = 2,080.62 : x
2. Step 2: Convert to fraction form
   3,736.62/5,156.31 = 2,080.62/x
3. Step 3: Cross multiply
   3,736.62x = 5,156.31 × 2,080.62
4. Step 4: Simplify right side
   3,736.62x = 10,728,321.71
5. Step 5: Solve for x
   x = 10,728,321.71/3,736.62
6. Step 6: Final answer
   x = 2,871.13