Finding the Fourth Proportional to 33,766.29, 50,651.42 and 12,706.51

Step by Step Solution

1. Step 1: Write the proportion equation
   33,766.29 : 50,651.42 = 12,706.51 : x
2. Step 2: Convert to fraction form
   33,766.29/50,651.42 = 12,706.51/x
3. Step 3: Cross multiply
   33,766.29x = 50,651.42 × 12,706.51
4. Step 4: Simplify right side
   33,766.29x = 643,602,742.98
5. Step 5: Solve for x
   x = 643,602,742.98/33,766.29
6. Step 6: Final answer
   x = 19,060.51