Finding the Third Proportional to 185,340 and 404,669

Step by Step Solution

1. Step 1: Write the proportion equation
   185,340 : 404,669 = 404,669 : x
2. Step 2: Convert to fraction form
   185,340/404,669 = 404,669/x
3. Step 3: Cross multiply
   185,340x = 404,669 × 404,669
4. Step 4: Simplify right side
   185,340x = 163,756,999,561
5. Step 5: Solve for x
   x = 163,756,999,561/185,340
6. Step 6: Final answer
   x = 883,549.15