Finding the Third Proportional to 30,381.75 and 63,200.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,381.75 : 63,200.25 = 63,200.25 : x
2. Step 2: Convert to fraction form
   30,381.75/63,200.25 = 63,200.25/x
3. Step 3: Cross multiply
   30,381.75x = 63,200.25 × 63,200.25
4. Step 4: Simplify right side
   30,381.75x = 3,994,271,600.06
5. Step 5: Solve for x
   x = 3,994,271,600.06/30,381.75
6. Step 6: Final answer
   x = 131,469.44