Finding the Fourth Proportional to 1,941.17, 2,661.34 and 1,906.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941.17 : 2,661.34 = 1,906.20 : x
2. Step 2: Convert to fraction form
   1,941.17/2,661.34 = 1,906.20/x
3. Step 3: Cross multiply
   1,941.17x = 2,661.34 × 1,906.20
4. Step 4: Simplify right side
   1,941.17x = 5,073,045.12
5. Step 5: Solve for x
   x = 5,073,045.12/1,941.17
6. Step 6: Final answer
   x = 2,613.39