Finding the Fourth Proportional to 2,214.71, 3,055.85 and 1,683.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214.71 : 3,055.85 = 1,683.45 : x
2. Step 2: Convert to fraction form
   2,214.71/3,055.85 = 1,683.45/x
3. Step 3: Cross multiply
   2,214.71x = 3,055.85 × 1,683.45
4. Step 4: Simplify right side
   2,214.71x = 5,144,374.89
5. Step 5: Solve for x
   x = 5,144,374.89/2,214.71
6. Step 6: Final answer
   x = 2,322.82