Finding the Third Proportional to 140,032 and 307,280

Step by Step Solution

1. Step 1: Write the proportion equation
   140,032 : 307,280 = 307,280 : x
2. Step 2: Convert to fraction form
   140,032/307,280 = 307,280/x
3. Step 3: Cross multiply
   140,032x = 307,280 × 307,280
4. Step 4: Simplify right side
   140,032x = 94,420,998,400
5. Step 5: Solve for x
   x = 94,420,998,400/140,032
6. Step 6: Final answer
   x = 674,281.58