Finding the Third Proportional to 142,116 and 307,035

Step by Step Solution

1. Step 1: Write the proportion equation
   142,116 : 307,035 = 307,035 : x
2. Step 2: Convert to fraction form
   142,116/307,035 = 307,035/x
3. Step 3: Cross multiply
   142,116x = 307,035 × 307,035
4. Step 4: Simplify right side
   142,116x = 94,270,491,225
5. Step 5: Solve for x
   x = 94,270,491,225/142,116
6. Step 6: Final answer
   x = 663,334.82