Finding the Third Proportional to 73,661 and 156,086

Step by Step Solution

1. Step 1: Write the proportion equation
   73,661 : 156,086 = 156,086 : x
2. Step 2: Convert to fraction form
   73,661/156,086 = 156,086/x
3. Step 3: Cross multiply
   73,661x = 156,086 × 156,086
4. Step 4: Simplify right side
   73,661x = 24,362,839,396
5. Step 5: Solve for x
   x = 24,362,839,396/73,661
6. Step 6: Final answer
   x = 330,742.72