Finding the Fourth Proportional to 9,846.02, 14,769.83 and 2,920.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,846.02 : 14,769.83 = 2,920.50 : x
2. Step 2: Convert to fraction form
   9,846.02/14,769.83 = 2,920.50/x
3. Step 3: Cross multiply
   9,846.02x = 14,769.83 × 2,920.50
4. Step 4: Simplify right side
   9,846.02x = 43,135,288.52
5. Step 5: Solve for x
   x = 43,135,288.52/9,846.02
6. Step 6: Final answer
   x = 4,380.99