Finding the Third Proportional to 1,010,611 and 1,515,915

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,611 : 1,515,915 = 1,515,915 : x
2. Step 2: Convert to fraction form
   1,010,611/1,515,915 = 1,515,915/x
3. Step 3: Cross multiply
   1,010,611x = 1,515,915 × 1,515,915
4. Step 4: Simplify right side
   1,010,611x = 2,297,998,287,225
5. Step 5: Solve for x
   x = 2,297,998,287,225/1,010,611
6. Step 6: Final answer
   x = 2,273,870.25