Finding the Fourth Proportional to 33,019.59, 49,528.50 and 9,328.77

Step by Step Solution

1. Step 1: Write the proportion equation
   33,019.59 : 49,528.50 = 9,328.77 : x
2. Step 2: Convert to fraction form
   33,019.59/49,528.50 = 9,328.77/x
3. Step 3: Cross multiply
   33,019.59x = 49,528.50 × 9,328.77
4. Step 4: Simplify right side
   33,019.59x = 462,039,949.96
5. Step 5: Solve for x
   x = 462,039,949.96/33,019.59
6. Step 6: Final answer
   x = 13,992.90