Finding the Fourth Proportional to 1,511,155.31, 2,085,376.16 and 822,826.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,511,155.31 : 2,085,376.16 = 822,826.96 : x
2. Step 2: Convert to fraction form
   1,511,155.31/2,085,376.16 = 822,826.96/x
3. Step 3: Cross multiply
   1,511,155.31x = 2,085,376.16 × 822,826.96
4. Step 4: Simplify right side
   1,511,155.31x = 1,715,903,726,189.27
5. Step 5: Solve for x
   x = 1,715,903,726,189.27/1,511,155.31
6. Step 6: Final answer
   x = 1,135,491.31