Finding the Third Proportional to 799,848 and 1,689,624

Step by Step Solution

1. Step 1: Write the proportion equation
   799,848 : 1,689,624 = 1,689,624 : x
2. Step 2: Convert to fraction form
   799,848/1,689,624 = 1,689,624/x
3. Step 3: Cross multiply
   799,848x = 1,689,624 × 1,689,624
4. Step 4: Simplify right side
   799,848x = 2,854,829,261,376
5. Step 5: Solve for x
   x = 2,854,829,261,376/799,848
6. Step 6: Final answer
   x = 3,569,214.73