Finding the Third Proportional to 63,994 and 139,633.75

Step by Step Solution

1. Step 1: Write the proportion equation
   63,994 : 139,633.75 = 139,633.75 : x
2. Step 2: Convert to fraction form
   63,994/139,633.75 = 139,633.75/x
3. Step 3: Cross multiply
   63,994x = 139,633.75 × 139,633.75
4. Step 4: Simplify right side
   63,994x = 19,497,584,139.06
5. Step 5: Solve for x
   x = 19,497,584,139.06/63,994
6. Step 6: Final answer
   x = 304,678.32