Finding the Fourth Proportional to 2,815,196.28, 4,202,192.27 and 2,418,387

Step by Step Solution

1. Step 1: Write the proportion equation
   2,815,196.28 : 4,202,192.27 = 2,418,387 : x
2. Step 2: Convert to fraction form
   2,815,196.28/4,202,192.27 = 2,418,387/x
3. Step 3: Cross multiply
   2,815,196.28x = 4,202,192.27 × 2,418,387
4. Step 4: Simplify right side
   2,815,196.28x = 10,162,527,157,268.49
5. Step 5: Solve for x
   x = 10,162,527,157,268.49/2,815,196.28
6. Step 6: Final answer
   x = 3,609,882.28