Finding the Third Proportional to 45,274.50 and 70,643.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,274.50 : 70,643.25 = 70,643.25 : x
2. Step 2: Convert to fraction form
   45,274.50/70,643.25 = 70,643.25/x
3. Step 3: Cross multiply
   45,274.50x = 70,643.25 × 70,643.25
4. Step 4: Simplify right side
   45,274.50x = 4,990,468,770.56
5. Step 5: Solve for x
   x = 4,990,468,770.56/45,274.50
6. Step 6: Final answer
   x = 110,226.92