Finding the Third Proportional to 169,110 and 260,023.50

Step by Step Solution

1. Step 1: Write the proportion equation
   169,110 : 260,023.50 = 260,023.50 : x
2. Step 2: Convert to fraction form
   169,110/260,023.50 = 260,023.50/x
3. Step 3: Cross multiply
   169,110x = 260,023.50 × 260,023.50
4. Step 4: Simplify right side
   169,110x = 67,612,220,552.25
5. Step 5: Solve for x
   x = 67,612,220,552.25/169,110
6. Step 6: Final answer
   x = 399,812.08