Finding the Third Proportional to 120,670.50 and 158,682

Step by Step Solution

1. Step 1: Write the proportion equation
   120,670.50 : 158,682 = 158,682 : x
2. Step 2: Convert to fraction form
   120,670.50/158,682 = 158,682/x
3. Step 3: Cross multiply
   120,670.50x = 158,682 × 158,682
4. Step 4: Simplify right side
   120,670.50x = 25,179,977,124
5. Step 5: Solve for x
   x = 25,179,977,124/120,670.50
6. Step 6: Final answer
   x = 208,667.21