Finding the Third Proportional to 72,550 and 112,100

Step by Step Solution

1. Step 1: Write the proportion equation
   72,550 : 112,100 = 112,100 : x
2. Step 2: Convert to fraction form
   72,550/112,100 = 112,100/x
3. Step 3: Cross multiply
   72,550x = 112,100 × 112,100
4. Step 4: Simplify right side
   72,550x = 12,566,410,000
5. Step 5: Solve for x
   x = 12,566,410,000/72,550
6. Step 6: Final answer
   x = 173,210.34