Finding the Fourth Proportional to 2,263.34, 3,124.06 and 2,042.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,263.34 : 3,124.06 = 2,042.21 : x
2. Step 2: Convert to fraction form
   2,263.34/3,124.06 = 2,042.21/x
3. Step 3: Cross multiply
   2,263.34x = 3,124.06 × 2,042.21
4. Step 4: Simplify right side
   2,263.34x = 6,379,986.57
5. Step 5: Solve for x
   x = 6,379,986.57/2,263.34
6. Step 6: Final answer
   x = 2,818.84