Finding the Third Proportional to 112,395.75 and 169,785

Step by Step Solution

1. Step 1: Write the proportion equation
   112,395.75 : 169,785 = 169,785 : x
2. Step 2: Convert to fraction form
   112,395.75/169,785 = 169,785/x
3. Step 3: Cross multiply
   112,395.75x = 169,785 × 169,785
4. Step 4: Simplify right side
   112,395.75x = 28,826,946,225
5. Step 5: Solve for x
   x = 28,826,946,225/112,395.75
6. Step 6: Final answer
   x = 256,477.19