Finding the Fourth Proportional to 20,669,137.83, 31,003,787.98 and 8,373,333.42

Step by Step Solution

1. Step 1: Write the proportion equation
   20,669,137.83 : 31,003,787.98 = 8,373,333.42 : x
2. Step 2: Convert to fraction form
   20,669,137.83/31,003,787.98 = 8,373,333.42/x
3. Step 3: Cross multiply
   20,669,137.83x = 31,003,787.98 × 8,373,333.42
4. Step 4: Simplify right side
   20,669,137.83x = 259,605,054,039,528.28
5. Step 5: Solve for x
   x = 259,605,054,039,528.28/20,669,137.83
6. Step 6: Final answer
   x = 12,560,033.04