Finding the Third Proportional to 779,803 and 1,142,668

Step by Step Solution

1. Step 1: Write the proportion equation
   779,803 : 1,142,668 = 1,142,668 : x
2. Step 2: Convert to fraction form
   779,803/1,142,668 = 1,142,668/x
3. Step 3: Cross multiply
   779,803x = 1,142,668 × 1,142,668
4. Step 4: Simplify right side
   779,803x = 1,305,690,158,224
5. Step 5: Solve for x
   x = 1,305,690,158,224/779,803
6. Step 6: Final answer
   x = 1,674,384.63