Finding the Fourth Proportional to 9,805.96, 14,711.37 and 2,880.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,805.96 : 14,711.37 = 2,880.46 : x
2. Step 2: Convert to fraction form
   9,805.96/14,711.37 = 2,880.46/x
3. Step 3: Cross multiply
   9,805.96x = 14,711.37 × 2,880.46
4. Step 4: Simplify right side
   9,805.96x = 42,375,512.83
5. Step 5: Solve for x
   x = 42,375,512.83/9,805.96
6. Step 6: Final answer
   x = 4,321.40