Finding the Third Proportional to 224,608 and 491,440

Step by Step Solution

1. Step 1: Write the proportion equation
   224,608 : 491,440 = 491,440 : x
2. Step 2: Convert to fraction form
   224,608/491,440 = 491,440/x
3. Step 3: Cross multiply
   224,608x = 491,440 × 491,440
4. Step 4: Simplify right side
   224,608x = 241,513,273,600
5. Step 5: Solve for x
   x = 241,513,273,600/224,608
6. Step 6: Final answer
   x = 1,075,265.68