Finding the Third Proportional to 998,710 and 2,157,034

Step by Step Solution

1. Step 1: Write the proportion equation
   998,710 : 2,157,034 = 2,157,034 : x
2. Step 2: Convert to fraction form
   998,710/2,157,034 = 2,157,034/x
3. Step 3: Cross multiply
   998,710x = 2,157,034 × 2,157,034
4. Step 4: Simplify right side
   998,710x = 4,652,795,677,156
5. Step 5: Solve for x
   x = 4,652,795,677,156/998,710
6. Step 6: Final answer
   x = 4,658,805.54