Finding the Fourth Proportional to 3,782.01, 5,219.22 and 2,103.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,782.01 : 5,219.22 = 2,103.60 : x
2. Step 2: Convert to fraction form
   3,782.01/5,219.22 = 2,103.60/x
3. Step 3: Cross multiply
   3,782.01x = 5,219.22 × 2,103.60
4. Step 4: Simplify right side
   3,782.01x = 10,979,151.19
5. Step 5: Solve for x
   x = 10,979,151.19/3,782.01
6. Step 6: Final answer
   x = 2,902.99