Finding the Third Proportional to 111,892.50 and 170,761

Step by Step Solution

1. Step 1: Write the proportion equation
   111,892.50 : 170,761 = 170,761 : x
2. Step 2: Convert to fraction form
   111,892.50/170,761 = 170,761/x
3. Step 3: Cross multiply
   111,892.50x = 170,761 × 170,761
4. Step 4: Simplify right side
   111,892.50x = 29,159,319,121
5. Step 5: Solve for x
   x = 29,159,319,121/111,892.50
6. Step 6: Final answer
   x = 260,601.19