Finding the Fourth Proportional to 2,531,912.76, 3,494,078.16 and 1,386,099.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531,912.76 : 3,494,078.16 = 1,386,099.72 : x
2. Step 2: Convert to fraction form
   2,531,912.76/3,494,078.16 = 1,386,099.72/x
3. Step 3: Cross multiply
   2,531,912.76x = 3,494,078.16 × 1,386,099.72
4. Step 4: Simplify right side
   2,531,912.76x = 4,843,140,759,234.12
5. Step 5: Solve for x
   x = 4,843,140,759,234.12/2,531,912.76
6. Step 6: Final answer
   x = 1,912,838.72