Finding the Fourth Proportional to 2,891,949.53, 3,988,563.31 and 2,542,342.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,891,949.53 : 3,988,563.31 = 2,542,342.43 : x
2. Step 2: Convert to fraction form
   2,891,949.53/3,988,563.31 = 2,542,342.43/x
3. Step 3: Cross multiply
   2,891,949.53x = 3,988,563.31 × 2,542,342.43
4. Step 4: Simplify right side
   2,891,949.53x = 10,140,293,711,455.57
5. Step 5: Solve for x
   x = 10,140,293,711,455.57/2,891,949.53
6. Step 6: Final answer
   x = 3,506,386.82