Finding the Third Proportional to 45,169.31 and 70,255.69

Step by Step Solution

1. Step 1: Write the proportion equation
   45,169.31 : 70,255.69 = 70,255.69 : x
2. Step 2: Convert to fraction form
   45,169.31/70,255.69 = 70,255.69/x
3. Step 3: Cross multiply
   45,169.31x = 70,255.69 × 70,255.69
4. Step 4: Simplify right side
   45,169.31x = 4,935,861,626.10
5. Step 5: Solve for x
   x = 4,935,861,626.10/45,169.31
6. Step 6: Final answer
   x = 109,274.67