Finding the Third Proportional to 679,068 and 1,439,085

Step by Step Solution

1. Step 1: Write the proportion equation
   679,068 : 1,439,085 = 1,439,085 : x
2. Step 2: Convert to fraction form
   679,068/1,439,085 = 1,439,085/x
3. Step 3: Cross multiply
   679,068x = 1,439,085 × 1,439,085
4. Step 4: Simplify right side
   679,068x = 2,070,965,637,225
5. Step 5: Solve for x
   x = 2,070,965,637,225/679,068
6. Step 6: Final answer
   x = 3,049,717.61