Finding the Fourth Proportional to 2,015.51, 3,003.47 and 1,949.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015.51 : 3,003.47 = 1,949.45 : x
2. Step 2: Convert to fraction form
   2,015.51/3,003.47 = 1,949.45/x
3. Step 3: Cross multiply
   2,015.51x = 3,003.47 × 1,949.45
4. Step 4: Simplify right side
   2,015.51x = 5,855,089.83
5. Step 5: Solve for x
   x = 5,855,089.83/2,015.51
6. Step 6: Final answer
   x = 2,905.02