Finding the Third Proportional to 679,076 and 1,439,101

Step by Step Solution

1. Step 1: Write the proportion equation
   679,076 : 1,439,101 = 1,439,101 : x
2. Step 2: Convert to fraction form
   679,076/1,439,101 = 1,439,101/x
3. Step 3: Cross multiply
   679,076x = 1,439,101 × 1,439,101
4. Step 4: Simplify right side
   679,076x = 2,071,011,688,201
5. Step 5: Solve for x
   x = 2,071,011,688,201/679,076
6. Step 6: Final answer
   x = 3,049,749.50