Finding the Third Proportional to 1,614,398 and 3,512,558

Step by Step Solution

1. Step 1: Write the proportion equation
   1,614,398 : 3,512,558 = 3,512,558 : x
2. Step 2: Convert to fraction form
   1,614,398/3,512,558 = 3,512,558/x
3. Step 3: Cross multiply
   1,614,398x = 3,512,558 × 3,512,558
4. Step 4: Simplify right side
   1,614,398x = 12,338,063,703,364
5. Step 5: Solve for x
   x = 12,338,063,703,364/1,614,398
6. Step 6: Final answer
   x = 7,642,516.72