Finding the Fourth Proportional to 9,866.39, 14,800.49 and 2,846.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,866.39 : 14,800.49 = 2,846.31 : x
2. Step 2: Convert to fraction form
   9,866.39/14,800.49 = 2,846.31/x
3. Step 3: Cross multiply
   9,866.39x = 14,800.49 × 2,846.31
4. Step 4: Simplify right side
   9,866.39x = 42,126,768.46
5. Step 5: Solve for x
   x = 42,126,768.46/9,866.39
6. Step 6: Final answer
   x = 4,269.73