Finding the Third Proportional to 31,225.22 and 67,715.44

Step by Step Solution

1. Step 1: Write the proportion equation
   31,225.22 : 67,715.44 = 67,715.44 : x
2. Step 2: Convert to fraction form
   31,225.22/67,715.44 = 67,715.44/x
3. Step 3: Cross multiply
   31,225.22x = 67,715.44 × 67,715.44
4. Step 4: Simplify right side
   31,225.22x = 4,585,380,475.82
5. Step 5: Solve for x
   x = 4,585,380,475.82/31,225.22
6. Step 6: Final answer
   x = 146,848.63