Finding the Third Proportional to 78,230 and 112,104

Step by Step Solution

1. Step 1: Write the proportion equation
   78,230 : 112,104 = 112,104 : x
2. Step 2: Convert to fraction form
   78,230/112,104 = 112,104/x
3. Step 3: Cross multiply
   78,230x = 112,104 × 112,104
4. Step 4: Simplify right side
   78,230x = 12,567,306,816
5. Step 5: Solve for x
   x = 12,567,306,816/78,230
6. Step 6: Final answer
   x = 160,645.62