Finding the Third Proportional to 84,079 and 140,132

Step by Step Solution

1. Step 1: Write the proportion equation
   84,079 : 140,132 = 140,132 : x
2. Step 2: Convert to fraction form
   84,079/140,132 = 140,132/x
3. Step 3: Cross multiply
   84,079x = 140,132 × 140,132
4. Step 4: Simplify right side
   84,079x = 19,636,977,424
5. Step 5: Solve for x
   x = 19,636,977,424/84,079
6. Step 6: Final answer
   x = 233,553.89