Finding the Fourth Proportional to 2,212,111.91, 3,052,944.72 and 1,353,244.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212,111.91 : 3,052,944.72 = 1,353,244.20 : x
2. Step 2: Convert to fraction form
   2,212,111.91/3,052,944.72 = 1,353,244.20/x
3. Step 3: Cross multiply
   2,212,111.91x = 3,052,944.72 × 1,353,244.20
4. Step 4: Simplify right side
   2,212,111.91x = 4,131,379,735,260.62
5. Step 5: Solve for x
   x = 4,131,379,735,260.62/2,212,111.91
6. Step 6: Final answer
   x = 1,867,617.87