Finding the Fourth Proportional to 33,111.76, 49,675.92 and 10,926.40

Step by Step Solution

1. Step 1: Write the proportion equation
   33,111.76 : 49,675.92 = 10,926.40 : x
2. Step 2: Convert to fraction form
   33,111.76/49,675.92 = 10,926.40/x
3. Step 3: Cross multiply
   33,111.76x = 49,675.92 × 10,926.40
4. Step 4: Simplify right side
   33,111.76x = 542,778,972.29
5. Step 5: Solve for x
   x = 542,778,972.29/33,111.76
6. Step 6: Final answer
   x = 16,392.33