Finding the Fourth Proportional to 2,689,747.56, 4,034,614.05 and 892,766.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,689,747.56 : 4,034,614.05 = 892,766.21 : x
2. Step 2: Convert to fraction form
   2,689,747.56/4,034,614.05 = 892,766.21/x
3. Step 3: Cross multiply
   2,689,747.56x = 4,034,614.05 × 892,766.21
4. Step 4: Simplify right side
   2,689,747.56x = 3,601,967,074,058.18
5. Step 5: Solve for x
   x = 3,601,967,074,058.18/2,689,747.56
6. Step 6: Final answer
   x = 1,339,146.89