Finding the Third Proportional to 897,257.72 and 1,379,149.31

Step by Step Solution

1. Step 1: Write the proportion equation
   897,257.72 : 1,379,149.31 = 1,379,149.31 : x
2. Step 2: Convert to fraction form
   897,257.72/1,379,149.31 = 1,379,149.31/x
3. Step 3: Cross multiply
   897,257.72x = 1,379,149.31 × 1,379,149.31
4. Step 4: Simplify right side
   897,257.72x = 1,902,052,826,169.22
5. Step 5: Solve for x
   x = 1,902,052,826,169.22/897,257.72
6. Step 6: Final answer
   x = 2,119,851.17