Finding the Third Proportional to 956,979 and 1,300,239

Step by Step Solution

1. Step 1: Write the proportion equation
   956,979 : 1,300,239 = 1,300,239 : x
2. Step 2: Convert to fraction form
   956,979/1,300,239 = 1,300,239/x
3. Step 3: Cross multiply
   956,979x = 1,300,239 × 1,300,239
4. Step 4: Simplify right side
   956,979x = 1,690,621,457,121
5. Step 5: Solve for x
   x = 1,690,621,457,121/956,979
6. Step 6: Final answer
   x = 1,766,623.36