Finding the Fourth Proportional to 1,171,323, 1,616,426.82 and 634,779

Step by Step Solution

1. Step 1: Write the proportion equation
   1,171,323 : 1,616,426.82 = 634,779 : x
2. Step 2: Convert to fraction form
   1,171,323/1,616,426.82 = 634,779/x
3. Step 3: Cross multiply
   1,171,323x = 1,616,426.82 × 634,779
4. Step 4: Simplify right side
   1,171,323x = 1,026,073,800,372.78
5. Step 5: Solve for x
   x = 1,026,073,800,372.78/1,171,323
6. Step 6: Final answer
   x = 875,995.61