Finding the Fourth Proportional to 1,906.05, 2,630.18 and 1,066.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,906.05 : 2,630.18 = 1,066.77 : x
2. Step 2: Convert to fraction form
   1,906.05/2,630.18 = 1,066.77/x
3. Step 3: Cross multiply
   1,906.05x = 2,630.18 × 1,066.77
4. Step 4: Simplify right side
   1,906.05x = 2,805,791.78
5. Step 5: Solve for x
   x = 2,805,791.78/1,906.05
6. Step 6: Final answer
   x = 1,472.05