Finding the Third Proportional to 40,185 and 63,679.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,185 : 63,679.50 = 63,679.50 : x
2. Step 2: Convert to fraction form
   40,185/63,679.50 = 63,679.50/x
3. Step 3: Cross multiply
   40,185x = 63,679.50 × 63,679.50
4. Step 4: Simplify right side
   40,185x = 4,055,078,720.25
5. Step 5: Solve for x
   x = 4,055,078,720.25/40,185
6. Step 6: Final answer
   x = 100,910.26