Finding the Third Proportional to 404,817 and 594,090

Step by Step Solution

1. Step 1: Write the proportion equation
   404,817 : 594,090 = 594,090 : x
2. Step 2: Convert to fraction form
   404,817/594,090 = 594,090/x
3. Step 3: Cross multiply
   404,817x = 594,090 × 594,090
4. Step 4: Simplify right side
   404,817x = 352,942,928,100
5. Step 5: Solve for x
   x = 352,942,928,100/404,817
6. Step 6: Final answer
   x = 871,857.97