Finding the Third Proportional to 78,221.25 and 112,000.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,221.25 : 112,000.50 = 112,000.50 : x
2. Step 2: Convert to fraction form
   78,221.25/112,000.50 = 112,000.50/x
3. Step 3: Cross multiply
   78,221.25x = 112,000.50 × 112,000.50
4. Step 4: Simplify right side
   78,221.25x = 12,544,112,000.25
5. Step 5: Solve for x
   x = 12,544,112,000.25/78,221.25
6. Step 6: Final answer
   x = 160,367.06