Finding the Third Proportional to 28,261.75 and 62,216.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,261.75 : 62,216.25 = 62,216.25 : x
2. Step 2: Convert to fraction form
   28,261.75/62,216.25 = 62,216.25/x
3. Step 3: Cross multiply
   28,261.75x = 62,216.25 × 62,216.25
4. Step 4: Simplify right side
   28,261.75x = 3,870,861,764.06
5. Step 5: Solve for x
   x = 3,870,861,764.06/28,261.75
6. Step 6: Final answer
   x = 136,964.69