Finding the Third Proportional to 112,321.69 and 173,881.69

Step by Step Solution

1. Step 1: Write the proportion equation
   112,321.69 : 173,881.69 = 173,881.69 : x
2. Step 2: Convert to fraction form
   112,321.69/173,881.69 = 173,881.69/x
3. Step 3: Cross multiply
   112,321.69x = 173,881.69 × 173,881.69
4. Step 4: Simplify right side
   112,321.69x = 30,234,841,247.85
5. Step 5: Solve for x
   x = 30,234,841,247.85/112,321.69
6. Step 6: Final answer
   x = 269,180.80