Finding the Third Proportional to 1,359,192 and 3,174,418

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359,192 : 3,174,418 = 3,174,418 : x
2. Step 2: Convert to fraction form
   1,359,192/3,174,418 = 3,174,418/x
3. Step 3: Cross multiply
   1,359,192x = 3,174,418 × 3,174,418
4. Step 4: Simplify right side
   1,359,192x = 10,076,929,638,724
5. Step 5: Solve for x
   x = 10,076,929,638,724/1,359,192
6. Step 6: Final answer
   x = 7,413,911.82