Finding the Fourth Proportional to 1,182,105.70, 1,772,006.55 and 676,147.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182,105.70 : 1,772,006.55 = 676,147.30 : x
2. Step 2: Convert to fraction form
   1,182,105.70/1,772,006.55 = 676,147.30/x
3. Step 3: Cross multiply
   1,182,105.70x = 1,772,006.55 × 676,147.30
4. Step 4: Simplify right side
   1,182,105.70x = 1,198,137,444,364.82
5. Step 5: Solve for x
   x = 1,198,137,444,364.82/1,182,105.70
6. Step 6: Final answer
   x = 1,013,562.02