Finding the Fourth Proportional to 2,219.21, 3,330.77 and 1,293.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219.21 : 3,330.77 = 1,293.49 : x
2. Step 2: Convert to fraction form
   2,219.21/3,330.77 = 1,293.49/x
3. Step 3: Cross multiply
   2,219.21x = 3,330.77 × 1,293.49
4. Step 4: Simplify right side
   2,219.21x = 4,308,302.89
5. Step 5: Solve for x
   x = 4,308,302.89/2,219.21
6. Step 6: Final answer
   x = 1,941.37