Finding the Fourth Proportional to 1,179,196.26, 1,627,108.61 and 662,854.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179,196.26 : 1,627,108.61 = 662,854.47 : x
2. Step 2: Convert to fraction form
   1,179,196.26/1,627,108.61 = 662,854.47/x
3. Step 3: Cross multiply
   1,179,196.26x = 1,627,108.61 × 662,854.47
4. Step 4: Simplify right side
   1,179,196.26x = 1,078,536,211,999.71
5. Step 5: Solve for x
   x = 1,078,536,211,999.71/1,179,196.26
6. Step 6: Final answer
   x = 914,636.73