Finding the Fourth Proportional to 2,269,729.22, 3,405,406.86 and 972,337.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269,729.22 : 3,405,406.86 = 972,337.37 : x
2. Step 2: Convert to fraction form
   2,269,729.22/3,405,406.86 = 972,337.37/x
3. Step 3: Cross multiply
   2,269,729.22x = 3,405,406.86 × 972,337.37
4. Step 4: Simplify right side
   2,269,729.22x = 3,311,204,333,005.32
5. Step 5: Solve for x
   x = 3,311,204,333,005.32/2,269,729.22
6. Step 6: Final answer
   x = 1,458,854.35