Finding the Third Proportional to 1,211,186 and 1,760,397

Step by Step Solution

1. Step 1: Write the proportion equation
   1,211,186 : 1,760,397 = 1,760,397 : x
2. Step 2: Convert to fraction form
   1,211,186/1,760,397 = 1,760,397/x
3. Step 3: Cross multiply
   1,211,186x = 1,760,397 × 1,760,397
4. Step 4: Simplify right side
   1,211,186x = 3,098,997,597,609
5. Step 5: Solve for x
   x = 3,098,997,597,609/1,211,186
6. Step 6: Final answer
   x = 2,558,647.14