Finding the Fourth Proportional to 1,591,498.83, 2,196,268.63 and 866,352.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591,498.83 : 2,196,268.63 = 866,352.07 : x
2. Step 2: Convert to fraction form
   1,591,498.83/2,196,268.63 = 866,352.07/x
3. Step 3: Cross multiply
   1,591,498.83x = 2,196,268.63 × 866,352.07
4. Step 4: Simplify right side
   1,591,498.83x = 1,902,741,874,456.02
5. Step 5: Solve for x
   x = 1,902,741,874,456.02/1,591,498.83
6. Step 6: Final answer
   x = 1,195,565.99