Finding the Third Proportional to 355,471.03 and 760,969.69

Step by Step Solution

1. Step 1: Write the proportion equation
   355,471.03 : 760,969.69 = 760,969.69 : x
2. Step 2: Convert to fraction form
   355,471.03/760,969.69 = 760,969.69/x
3. Step 3: Cross multiply
   355,471.03x = 760,969.69 × 760,969.69
4. Step 4: Simplify right side
   355,471.03x = 579,074,865,293.85
5. Step 5: Solve for x
   x = 579,074,865,293.85/355,471.03
6. Step 6: Final answer
   x = 1,629,035.32