Finding the Third Proportional to 112,468.50 and 169,857

Step by Step Solution

1. Step 1: Write the proportion equation
   112,468.50 : 169,857 = 169,857 : x
2. Step 2: Convert to fraction form
   112,468.50/169,857 = 169,857/x
3. Step 3: Cross multiply
   112,468.50x = 169,857 × 169,857
4. Step 4: Simplify right side
   112,468.50x = 28,851,400,449
5. Step 5: Solve for x
   x = 28,851,400,449/112,468.50
6. Step 6: Final answer
   x = 256,528.72