Finding the Fourth Proportional to 33,604,807.53, 50,410,714.41 and 12,855,205.20

Step by Step Solution

1. Step 1: Write the proportion equation
   33,604,807.53 : 50,410,714.41 = 12,855,205.20 : x
2. Step 2: Convert to fraction form
   33,604,807.53/50,410,714.41 = 12,855,205.20/x
3. Step 3: Cross multiply
   33,604,807.53x = 50,410,714.41 × 12,855,205.20
4. Step 4: Simplify right side
   33,604,807.53x = 648,040,078,019,146.88
5. Step 5: Solve for x
   x = 648,040,078,019,146.88/33,604,807.53
6. Step 6: Final answer
   x = 19,284,147.88