Finding the Third Proportional to 609,159 and 1,339,818

Step by Step Solution

1. Step 1: Write the proportion equation
   609,159 : 1,339,818 = 1,339,818 : x
2. Step 2: Convert to fraction form
   609,159/1,339,818 = 1,339,818/x
3. Step 3: Cross multiply
   609,159x = 1,339,818 × 1,339,818
4. Step 4: Simplify right side
   609,159x = 1,795,112,273,124
5. Step 5: Solve for x
   x = 1,795,112,273,124/609,159
6. Step 6: Final answer
   x = 2,946,869.82