Finding the Fourth Proportional to 1,588,567.05, 2,192,244.72 and 863,414.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588,567.05 : 2,192,244.72 = 863,414.55 : x
2. Step 2: Convert to fraction form
   1,588,567.05/2,192,244.72 = 863,414.55/x
3. Step 3: Cross multiply
   1,588,567.05x = 2,192,244.72 × 863,414.55
4. Step 4: Simplify right side
   1,588,567.05x = 1,892,815,988,408.68
5. Step 5: Solve for x
   x = 1,892,815,988,408.68/1,588,567.05
6. Step 6: Final answer
   x = 1,191,524.14