Finding the Third Proportional to 31,984.88 and 70,018.17

Step by Step Solution

1. Step 1: Write the proportion equation
   31,984.88 : 70,018.17 = 70,018.17 : x
2. Step 2: Convert to fraction form
   31,984.88/70,018.17 = 70,018.17/x
3. Step 3: Cross multiply
   31,984.88x = 70,018.17 × 70,018.17
4. Step 4: Simplify right side
   31,984.88x = 4,902,544,392.72
5. Step 5: Solve for x
   x = 4,902,544,392.72/31,984.88
6. Step 6: Final answer
   x = 153,276.96