Finding the Fourth Proportional to 1,166,146.20, 1,608,731.82 and 682,414.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,166,146.20 : 1,608,731.82 = 682,414.56 : x
2. Step 2: Convert to fraction form
   1,166,146.20/1,608,731.82 = 682,414.56/x
3. Step 3: Cross multiply
   1,166,146.20x = 1,608,731.82 × 682,414.56
4. Step 4: Simplify right side
   1,166,146.20x = 1,097,822,017,103.30
5. Step 5: Solve for x
   x = 1,097,822,017,103.30/1,166,146.20
6. Step 6: Final answer
   x = 941,410.28