Finding the Third Proportional to 31,767.75 and 67,907.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,767.75 : 67,907.25 = 67,907.25 : x
2. Step 2: Convert to fraction form
   31,767.75/67,907.25 = 67,907.25/x
3. Step 3: Cross multiply
   31,767.75x = 67,907.25 × 67,907.25
4. Step 4: Simplify right side
   31,767.75x = 4,611,394,602.56
5. Step 5: Solve for x
   x = 4,611,394,602.56/31,767.75
6. Step 6: Final answer
   x = 145,159.62