Finding the Third Proportional to 779,240 and 1,055,964

Step by Step Solution

1. Step 1: Write the proportion equation
   779,240 : 1,055,964 = 1,055,964 : x
2. Step 2: Convert to fraction form
   779,240/1,055,964 = 1,055,964/x
3. Step 3: Cross multiply
   779,240x = 1,055,964 × 1,055,964
4. Step 4: Simplify right side
   779,240x = 1,115,059,969,296
5. Step 5: Solve for x
   x = 1,115,059,969,296/779,240
6. Step 6: Final answer
   x = 1,430,958.33