Finding the Fourth Proportional to 2,019.47, 3,009.42 and 1,963.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.47 : 3,009.42 = 1,963.17 : x
2. Step 2: Convert to fraction form
   2,019.47/3,009.42 = 1,963.17/x
3. Step 3: Cross multiply
   2,019.47x = 3,009.42 × 1,963.17
4. Step 4: Simplify right side
   2,019.47x = 5,908,003.06
5. Step 5: Solve for x
   x = 5,908,003.06/2,019.47
6. Step 6: Final answer
   x = 2,925.53