Finding the Fourth Proportional to 3,768.53, 5,200.57 and 2,090.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,768.53 : 5,200.57 = 2,090.06 : x
2. Step 2: Convert to fraction form
   3,768.53/5,200.57 = 2,090.06/x
3. Step 3: Cross multiply
   3,768.53x = 5,200.57 × 2,090.06
4. Step 4: Simplify right side
   3,768.53x = 10,869,503.33
5. Step 5: Solve for x
   x = 10,869,503.33/3,768.53
6. Step 6: Final answer
   x = 2,884.28