Finding the Third Proportional to 1,217,112 and 2,613,564

Step by Step Solution

1. Step 1: Write the proportion equation
   1,217,112 : 2,613,564 = 2,613,564 : x
2. Step 2: Convert to fraction form
   1,217,112/2,613,564 = 2,613,564/x
3. Step 3: Cross multiply
   1,217,112x = 2,613,564 × 2,613,564
4. Step 4: Simplify right side
   1,217,112x = 6,830,716,782,096
5. Step 5: Solve for x
   x = 6,830,716,782,096/1,217,112
6. Step 6: Final answer
   x = 5,612,233.53