Finding the Fourth Proportional to 33,363.42, 49,993.29 and 21,025.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,363.42 : 49,993.29 = 21,025.50 : x
2. Step 2: Convert to fraction form
   33,363.42/49,993.29 = 21,025.50/x
3. Step 3: Cross multiply
   33,363.42x = 49,993.29 × 21,025.50
4. Step 4: Simplify right side
   33,363.42x = 1,051,133,918.90
5. Step 5: Solve for x
   x = 1,051,133,918.90/33,363.42
6. Step 6: Final answer
   x = 31,505.58