Finding the Third Proportional to 231,502 and 491,426

Step by Step Solution

1. Step 1: Write the proportion equation
   231,502 : 491,426 = 491,426 : x
2. Step 2: Convert to fraction form
   231,502/491,426 = 491,426/x
3. Step 3: Cross multiply
   231,502x = 491,426 × 491,426
4. Step 4: Simplify right side
   231,502x = 241,499,513,476
5. Step 5: Solve for x
   x = 241,499,513,476/231,502
6. Step 6: Final answer
   x = 1,043,185.43