Finding the Fourth Proportional to 3,613,143.31, 5,419,709.19 and 1,993,833.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,613,143.31 : 5,419,709.19 = 1,993,833.83 : x
2. Step 2: Convert to fraction form
   3,613,143.31/5,419,709.19 = 1,993,833.83/x
3. Step 3: Cross multiply
   3,613,143.31x = 5,419,709.19 × 1,993,833.83
4. Step 4: Simplify right side
   3,613,143.31x = 10,805,999,545,333.17
5. Step 5: Solve for x
   x = 10,805,999,545,333.17/3,613,143.31
6. Step 6: Final answer
   x = 2,990,747.56