Finding the Fourth Proportional to 2,435,688.38, 3,654,343.96 and 816,617.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,435,688.38 : 3,654,343.96 = 816,617.42 : x
2. Step 2: Convert to fraction form
   2,435,688.38/3,654,343.96 = 816,617.42/x
3. Step 3: Cross multiply
   2,435,688.38x = 3,654,343.96 × 816,617.42
4. Step 4: Simplify right side
   2,435,688.38x = 2,984,200,936,407.78
5. Step 5: Solve for x
   x = 2,984,200,936,407.78/2,435,688.38
6. Step 6: Final answer
   x = 1,225,198.17