Finding the Third Proportional to 623,910 and 1,364,164

Step by Step Solution

1. Step 1: Write the proportion equation
   623,910 : 1,364,164 = 1,364,164 : x
2. Step 2: Convert to fraction form
   623,910/1,364,164 = 1,364,164/x
3. Step 3: Cross multiply
   623,910x = 1,364,164 × 1,364,164
4. Step 4: Simplify right side
   623,910x = 1,860,943,418,896
5. Step 5: Solve for x
   x = 1,860,943,418,896/623,910
6. Step 6: Final answer
   x = 2,982,711.32