Finding the Third Proportional to 111,017.25 and 150,487.88

Step by Step Solution

1. Step 1: Write the proportion equation
   111,017.25 : 150,487.88 = 150,487.88 : x
2. Step 2: Convert to fraction form
   111,017.25/150,487.88 = 150,487.88/x
3. Step 3: Cross multiply
   111,017.25x = 150,487.88 × 150,487.88
4. Step 4: Simplify right side
   111,017.25x = 22,646,600,522.02
5. Step 5: Solve for x
   x = 22,646,600,522.02/111,017.25
6. Step 6: Final answer
   x = 203,991.73