Finding the Fourth Proportional to 2,425.71, 3,641.64 and 2,019.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,425.71 : 3,641.64 = 2,019.81 : x
2. Step 2: Convert to fraction form
   2,425.71/3,641.64 = 2,019.81/x
3. Step 3: Cross multiply
   2,425.71x = 3,641.64 × 2,019.81
4. Step 4: Simplify right side
   2,425.71x = 7,355,420.89
5. Step 5: Solve for x
   x = 7,355,420.89/2,425.71
6. Step 6: Final answer
   x = 3,032.28