Finding the Third Proportional to 705,440 and 1,059,768

Step by Step Solution

1. Step 1: Write the proportion equation
   705,440 : 1,059,768 = 1,059,768 : x
2. Step 2: Convert to fraction form
   705,440/1,059,768 = 1,059,768/x
3. Step 3: Cross multiply
   705,440x = 1,059,768 × 1,059,768
4. Step 4: Simplify right side
   705,440x = 1,123,108,213,824
5. Step 5: Solve for x
   x = 1,123,108,213,824/705,440
6. Step 6: Final answer
   x = 1,592,067.67