Finding the Third Proportional to 65,466 and 139,476

Step by Step Solution

1. Step 1: Write the proportion equation
   65,466 : 139,476 = 139,476 : x
2. Step 2: Convert to fraction form
   65,466/139,476 = 139,476/x
3. Step 3: Cross multiply
   65,466x = 139,476 × 139,476
4. Step 4: Simplify right side
   65,466x = 19,453,554,576
5. Step 5: Solve for x
   x = 19,453,554,576/65,466
6. Step 6: Final answer
   x = 297,155.08