Finding the Third Proportional to 49,261.50 and 72,145.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,261.50 : 72,145.50 = 72,145.50 : x
2. Step 2: Convert to fraction form
   49,261.50/72,145.50 = 72,145.50/x
3. Step 3: Cross multiply
   49,261.50x = 72,145.50 × 72,145.50
4. Step 4: Simplify right side
   49,261.50x = 5,204,973,170.25
5. Step 5: Solve for x
   x = 5,204,973,170.25/49,261.50
6. Step 6: Final answer
   x = 105,660.06