Finding the Fourth Proportional to 1,175,940.15, 1,763,906.78 and 323,012.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,175,940.15 : 1,763,906.78 = 323,012.61 : x
2. Step 2: Convert to fraction form
   1,175,940.15/1,763,906.78 = 323,012.61/x
3. Step 3: Cross multiply
   1,175,940.15x = 1,763,906.78 × 323,012.61
4. Step 4: Simplify right side
   1,175,940.15x = 569,764,132,804.50
5. Step 5: Solve for x
   x = 569,764,132,804.50/1,175,940.15
6. Step 6: Final answer
   x = 484,517.97