Finding the Third Proportional to 45,744.19 and 70,399.69

Step by Step Solution

1. Step 1: Write the proportion equation
   45,744.19 : 70,399.69 = 70,399.69 : x
2. Step 2: Convert to fraction form
   45,744.19/70,399.69 = 70,399.69/x
3. Step 3: Cross multiply
   45,744.19x = 70,399.69 × 70,399.69
4. Step 4: Simplify right side
   45,744.19x = 4,956,116,000.10
5. Step 5: Solve for x
   x = 4,956,116,000.10/45,744.19
6. Step 6: Final answer
   x = 108,344.17