Finding the Third Proportional to 45,945 and 70,290

Step by Step Solution

1. Step 1: Write the proportion equation
   45,945 : 70,290 = 70,290 : x
2. Step 2: Convert to fraction form
   45,945/70,290 = 70,290/x
3. Step 3: Cross multiply
   45,945x = 70,290 × 70,290
4. Step 4: Simplify right side
   45,945x = 4,940,684,100
5. Step 5: Solve for x
   x = 4,940,684,100/45,945
6. Step 6: Final answer
   x = 107,534.75