Finding the Third Proportional to 45,072 and 71,570.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,072 : 71,570.25 = 71,570.25 : x
2. Step 2: Convert to fraction form
   45,072/71,570.25 = 71,570.25/x
3. Step 3: Cross multiply
   45,072x = 71,570.25 × 71,570.25
4. Step 4: Simplify right side
   45,072x = 5,122,300,685.06
5. Step 5: Solve for x
   x = 5,122,300,685.06/45,072
6. Step 6: Final answer
   x = 113,647.07