Finding the Fourth Proportional to 9,791.46, 14,689.35 and 2,866.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,791.46 : 14,689.35 = 2,866.50 : x
2. Step 2: Convert to fraction form
   9,791.46/14,689.35 = 2,866.50/x
3. Step 3: Cross multiply
   9,791.46x = 14,689.35 × 2,866.50
4. Step 4: Simplify right side
   9,791.46x = 42,107,021.78
5. Step 5: Solve for x
   x = 42,107,021.78/9,791.46
6. Step 6: Final answer
   x = 4,300.38