Finding the Fourth Proportional to 3,622,139.72, 5,433,153.64 and 926,441.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,622,139.72 : 5,433,153.64 = 926,441.08 : x
2. Step 2: Convert to fraction form
   3,622,139.72/5,433,153.64 = 926,441.08/x
3. Step 3: Cross multiply
   3,622,139.72x = 5,433,153.64 × 926,441.08
4. Step 4: Simplify right side
   3,622,139.72x = 5,033,496,726,047.53
5. Step 5: Solve for x
   x = 5,033,496,726,047.53/3,622,139.72
6. Step 6: Final answer
   x = 1,389,647.31