Finding the Third Proportional to 112,435.50 and 170,956.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,435.50 : 170,956.50 = 170,956.50 : x
2. Step 2: Convert to fraction form
   112,435.50/170,956.50 = 170,956.50/x
3. Step 3: Cross multiply
   112,435.50x = 170,956.50 × 170,956.50
4. Step 4: Simplify right side
   112,435.50x = 29,226,124,892.25
5. Step 5: Solve for x
   x = 29,226,124,892.25/112,435.50
6. Step 6: Final answer
   x = 259,936.81