Finding the Third Proportional to 779,802 and 1,142,666.50

Step by Step Solution

1. Step 1: Write the proportion equation
   779,802 : 1,142,666.50 = 1,142,666.50 : x
2. Step 2: Convert to fraction form
   779,802/1,142,666.50 = 1,142,666.50/x
3. Step 3: Cross multiply
   779,802x = 1,142,666.50 × 1,142,666.50
4. Step 4: Simplify right side
   779,802x = 1,305,686,730,222.25
5. Step 5: Solve for x
   x = 1,305,686,730,222.25/779,802
6. Step 6: Final answer
   x = 1,674,382.38