Finding the Third Proportional to 96,820.88 and 139,449.38

Step by Step Solution

1. Step 1: Write the proportion equation
   96,820.88 : 139,449.38 = 139,449.38 : x
2. Step 2: Convert to fraction form
   96,820.88/139,449.38 = 139,449.38/x
3. Step 3: Cross multiply
   96,820.88x = 139,449.38 × 139,449.38
4. Step 4: Simplify right side
   96,820.88x = 19,446,128,187.89
5. Step 5: Solve for x
   x = 19,446,128,187.89/96,820.88
6. Step 6: Final answer
   x = 200,846.44