Finding the Fourth Proportional to 2,013.39, 3,020.06 and 1,906.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.39 : 3,020.06 = 1,906.76 : x
2. Step 2: Convert to fraction form
   2,013.39/3,020.06 = 1,906.76/x
3. Step 3: Cross multiply
   2,013.39x = 3,020.06 × 1,906.76
4. Step 4: Simplify right side
   2,013.39x = 5,758,541.92
5. Step 5: Solve for x
   x = 5,758,541.92/2,013.39
6. Step 6: Final answer
   x = 2,860.12