Finding the Fourth Proportional to 2,552,766.78, 3,522,818.72 and 1,391,213.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552,766.78 : 3,522,818.72 = 1,391,213.32 : x
2. Step 2: Convert to fraction form
   2,552,766.78/3,522,818.72 = 1,391,213.32/x
3. Step 3: Cross multiply
   2,552,766.78x = 3,522,818.72 × 1,391,213.32
4. Step 4: Simplify right side
   2,552,766.78x = 4,900,992,302,639.19
5. Step 5: Solve for x
   x = 4,900,992,302,639.19/2,552,766.78
6. Step 6: Final answer
   x = 1,919,874.68