Finding the Third Proportional to 404,818 and 594,091

Step by Step Solution

1. Step 1: Write the proportion equation
   404,818 : 594,091 = 594,091 : x
2. Step 2: Convert to fraction form
   404,818/594,091 = 594,091/x
3. Step 3: Cross multiply
   404,818x = 594,091 × 594,091
4. Step 4: Simplify right side
   404,818x = 352,944,116,281
5. Step 5: Solve for x
   x = 352,944,116,281/404,818
6. Step 6: Final answer
   x = 871,858.75