Finding the Third Proportional to 173,244 and 259,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   173,244 : 259,159.50 = 259,159.50 : x
2. Step 2: Convert to fraction form
   173,244/259,159.50 = 259,159.50/x
3. Step 3: Cross multiply
   173,244x = 259,159.50 × 259,159.50
4. Step 4: Simplify right side
   173,244x = 67,163,646,440.25
5. Step 5: Solve for x
   x = 67,163,646,440.25/173,244
6. Step 6: Final answer
   x = 387,682.38