Finding the Third Proportional to 489,898 and 1,049,780

Step by Step Solution

1. Step 1: Write the proportion equation
   489,898 : 1,049,780 = 1,049,780 : x
2. Step 2: Convert to fraction form
   489,898/1,049,780 = 1,049,780/x
3. Step 3: Cross multiply
   489,898x = 1,049,780 × 1,049,780
4. Step 4: Simplify right side
   489,898x = 1,102,038,048,400
5. Step 5: Solve for x
   x = 1,102,038,048,400/489,898
6. Step 6: Final answer
   x = 2,249,525.51