Finding the Third Proportional to 169,389 and 334,525.50

Step by Step Solution

1. Step 1: Write the proportion equation
   169,389 : 334,525.50 = 334,525.50 : x
2. Step 2: Convert to fraction form
   169,389/334,525.50 = 334,525.50/x
3. Step 3: Cross multiply
   169,389x = 334,525.50 × 334,525.50
4. Step 4: Simplify right side
   169,389x = 111,907,310,150.25
5. Step 5: Solve for x
   x = 111,907,310,150.25/169,389
6. Step 6: Final answer
   x = 660,652.76