Finding the Third Proportional to 998,601 and 2,137,170

Step by Step Solution

1. Step 1: Write the proportion equation
   998,601 : 2,137,170 = 2,137,170 : x
2. Step 2: Convert to fraction form
   998,601/2,137,170 = 2,137,170/x
3. Step 3: Cross multiply
   998,601x = 2,137,170 × 2,137,170
4. Step 4: Simplify right side
   998,601x = 4,567,495,608,900
5. Step 5: Solve for x
   x = 4,567,495,608,900/998,601
6. Step 6: Final answer
   x = 4,573,894.49