Finding the Third Proportional to 140,112 and 307,476

Step by Step Solution

1. Step 1: Write the proportion equation
   140,112 : 307,476 = 307,476 : x
2. Step 2: Convert to fraction form
   140,112/307,476 = 307,476/x
3. Step 3: Cross multiply
   140,112x = 307,476 × 307,476
4. Step 4: Simplify right side
   140,112x = 94,541,490,576
5. Step 5: Solve for x
   x = 94,541,490,576/140,112
6. Step 6: Final answer
   x = 674,756.56