Finding the Fourth Proportional to 3,433,072.24, 5,150,505.72 and 1,992,370.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,433,072.24 : 5,150,505.72 = 1,992,370.72 : x
2. Step 2: Convert to fraction form
   3,433,072.24/5,150,505.72 = 1,992,370.72/x
3. Step 3: Cross multiply
   3,433,072.24x = 5,150,505.72 × 1,992,370.72
4. Step 4: Simplify right side
   3,433,072.24x = 10,261,716,789,720.52
5. Step 5: Solve for x
   x = 10,261,716,789,720.52/3,433,072.24
6. Step 6: Final answer
   x = 2,989,076.86