Finding the Fourth Proportional to 1,085,920.89, 1,620,063.98 and 1,027,134.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,920.89 : 1,620,063.98 = 1,027,134.33 : x
2. Step 2: Convert to fraction form
   1,085,920.89/1,620,063.98 = 1,027,134.33/x
3. Step 3: Cross multiply
   1,085,920.89x = 1,620,063.98 × 1,027,134.33
4. Step 4: Simplify right side
   1,085,920.89x = 1,664,023,325,518.76
5. Step 5: Solve for x
   x = 1,664,023,325,518.76/1,085,920.89
6. Step 6: Final answer
   x = 1,532,361.46