Finding the Third Proportional to 1,189,838 and 2,319,898

Step by Step Solution

1. Step 1: Write the proportion equation
   1,189,838 : 2,319,898 = 2,319,898 : x
2. Step 2: Convert to fraction form
   1,189,838/2,319,898 = 2,319,898/x
3. Step 3: Cross multiply
   1,189,838x = 2,319,898 × 2,319,898
4. Step 4: Simplify right side
   1,189,838x = 5,381,926,730,404
5. Step 5: Solve for x
   x = 5,381,926,730,404/1,189,838
6. Step 6: Final answer
   x = 4,523,243.27