Finding the Third Proportional to 45,648 and 70,134

Step by Step Solution

1. Step 1: Write the proportion equation
   45,648 : 70,134 = 70,134 : x
2. Step 2: Convert to fraction form
   45,648/70,134 = 70,134/x
3. Step 3: Cross multiply
   45,648x = 70,134 × 70,134
4. Step 4: Simplify right side
   45,648x = 4,918,777,956
5. Step 5: Solve for x
   x = 4,918,777,956/45,648
6. Step 6: Final answer
   x = 107,754.51