Finding the Third Proportional to 561,354 and 1,353,386

Step by Step Solution

1. Step 1: Write the proportion equation
   561,354 : 1,353,386 = 1,353,386 : x
2. Step 2: Convert to fraction form
   561,354/1,353,386 = 1,353,386/x
3. Step 3: Cross multiply
   561,354x = 1,353,386 × 1,353,386
4. Step 4: Simplify right side
   561,354x = 1,831,653,664,996
5. Step 5: Solve for x
   x = 1,831,653,664,996/561,354
6. Step 6: Final answer
   x = 3,262,920.84