Finding the Fourth Proportional to 33,766,573.72, 50,665,140.42 and 13,290,655

Step by Step Solution

1. Step 1: Write the proportion equation
   33,766,573.72 : 50,665,140.42 = 13,290,655 : x
2. Step 2: Convert to fraction form
   33,766,573.72/50,665,140.42 = 13,290,655/x
3. Step 3: Cross multiply
   33,766,573.72x = 50,665,140.42 × 13,290,655
4. Step 4: Simplify right side
   33,766,573.72x = 673,372,901,848,775.12
5. Step 5: Solve for x
   x = 673,372,901,848,775.12/33,766,573.72
6. Step 6: Final answer
   x = 19,941,996.70