Finding the Fourth Proportional to 2,066.94, 3,101.76 and 1,900.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.94 : 3,101.76 = 1,900.08 : x
2. Step 2: Convert to fraction form
   2,066.94/3,101.76 = 1,900.08/x
3. Step 3: Cross multiply
   2,066.94x = 3,101.76 × 1,900.08
4. Step 4: Simplify right side
   2,066.94x = 5,893,592.14
5. Step 5: Solve for x
   x = 5,893,592.14/2,066.94
6. Step 6: Final answer
   x = 2,851.36