Finding the Fourth Proportional to 33,117.61, 49,680.51 and 10,629.78

Step by Step Solution

1. Step 1: Write the proportion equation
   33,117.61 : 49,680.51 = 10,629.78 : x
2. Step 2: Convert to fraction form
   33,117.61/49,680.51 = 10,629.78/x
3. Step 3: Cross multiply
   33,117.61x = 49,680.51 × 10,629.78
4. Step 4: Simplify right side
   33,117.61x = 528,092,590.04
5. Step 5: Solve for x
   x = 528,092,590.04/33,117.61
6. Step 6: Final answer
   x = 15,945.98