Finding the Fourth Proportional to 2,100.89, 3,149.28 and 1,006.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.89 : 3,149.28 = 1,006.02 : x
2. Step 2: Convert to fraction form
   2,100.89/3,149.28 = 1,006.02/x
3. Step 3: Cross multiply
   2,100.89x = 3,149.28 × 1,006.02
4. Step 4: Simplify right side
   2,100.89x = 3,168,238.67
5. Step 5: Solve for x
   x = 3,168,238.67/2,100.89
6. Step 6: Final answer
   x = 1,508.05