Finding the Fourth Proportional to 33,151.50, 49,727.38 and 13,430.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,151.50 : 49,727.38 = 13,430.42 : x
2. Step 2: Convert to fraction form
   33,151.50/49,727.38 = 13,430.42/x
3. Step 3: Cross multiply
   33,151.50x = 49,727.38 × 13,430.42
4. Step 4: Simplify right side
   33,151.50x = 667,859,598.90
5. Step 5: Solve for x
   x = 667,859,598.90/33,151.50
6. Step 6: Final answer
   x = 20,145.68