Finding the Fourth Proportional to 6,978.63, 10,469.09 and 2,048.43

Step by Step Solution

1. Step 1: Write the proportion equation
   6,978.63 : 10,469.09 = 2,048.43 : x
2. Step 2: Convert to fraction form
   6,978.63/10,469.09 = 2,048.43/x
3. Step 3: Cross multiply
   6,978.63x = 10,469.09 × 2,048.43
4. Step 4: Simplify right side
   6,978.63x = 21,445,187.79
5. Step 5: Solve for x
   x = 21,445,187.79/6,978.63
6. Step 6: Final answer
   x = 3,072.98