Finding the Fourth Proportional to 33,433, 50,151.93 and 12,656.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,433 : 50,151.93 = 12,656.50 : x
2. Step 2: Convert to fraction form
   33,433/50,151.93 = 12,656.50/x
3. Step 3: Cross multiply
   33,433x = 50,151.93 × 12,656.50
4. Step 4: Simplify right side
   33,433x = 634,747,902.05
5. Step 5: Solve for x
   x = 634,747,902.05/33,433
6. Step 6: Final answer
   x = 18,985.67