Finding the Third Proportional to 31,768.88 and 70,068.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,768.88 : 70,068.38 = 70,068.38 : x
2. Step 2: Convert to fraction form
   31,768.88/70,068.38 = 70,068.38/x
3. Step 3: Cross multiply
   31,768.88x = 70,068.38 × 70,068.38
4. Step 4: Simplify right side
   31,768.88x = 4,909,577,175.14
5. Step 5: Solve for x
   x = 4,909,577,175.14/31,768.88
6. Step 6: Final answer
   x = 154,540.48