Finding the Third Proportional to 81,894.38 and 173,633.63

Step by Step Solution

1. Step 1: Write the proportion equation
   81,894.38 : 173,633.63 = 173,633.63 : x
2. Step 2: Convert to fraction form
   81,894.38/173,633.63 = 173,633.63/x
3. Step 3: Cross multiply
   81,894.38x = 173,633.63 × 173,633.63
4. Step 4: Simplify right side
   81,894.38x = 30,148,635,730.64
5. Step 5: Solve for x
   x = 30,148,635,730.64/81,894.38
6. Step 6: Final answer
   x = 368,140.49