Finding the Fourth Proportional to 33,081.30, 49,641.48 and 13,092.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,081.30 : 49,641.48 = 13,092.75 : x
2. Step 2: Convert to fraction form
   33,081.30/49,641.48 = 13,092.75/x
3. Step 3: Cross multiply
   33,081.30x = 49,641.48 × 13,092.75
4. Step 4: Simplify right side
   33,081.30x = 649,943,487.27
5. Step 5: Solve for x
   x = 649,943,487.27/33,081.30
6. Step 6: Final answer
   x = 19,646.85