Finding the Third Proportional to 404,688 and 593,908

Step by Step Solution

1. Step 1: Write the proportion equation
   404,688 : 593,908 = 593,908 : x
2. Step 2: Convert to fraction form
   404,688/593,908 = 593,908/x
3. Step 3: Cross multiply
   404,688x = 593,908 × 593,908
4. Step 4: Simplify right side
   404,688x = 352,726,712,464
5. Step 5: Solve for x
   x = 352,726,712,464/404,688
6. Step 6: Final answer
   x = 871,601.61