Finding the Fourth Proportional to 2,999.34, 4,498.92 and 1,243.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,999.34 : 4,498.92 = 1,243.62 : x
2. Step 2: Convert to fraction form
   2,999.34/4,498.92 = 1,243.62/x
3. Step 3: Cross multiply
   2,999.34x = 4,498.92 × 1,243.62
4. Step 4: Simplify right side
   2,999.34x = 5,594,946.89
5. Step 5: Solve for x
   x = 5,594,946.89/2,999.34
6. Step 6: Final answer
   x = 1,865.39