Finding the Third Proportional to 73,070 and 89,012

Step by Step Solution

1. Step 1: Write the proportion equation
   73,070 : 89,012 = 89,012 : x
2. Step 2: Convert to fraction form
   73,070/89,012 = 89,012/x
3. Step 3: Cross multiply
   73,070x = 89,012 × 89,012
4. Step 4: Simplify right side
   73,070x = 7,923,136,144
5. Step 5: Solve for x
   x = 7,923,136,144/73,070
6. Step 6: Final answer
   x = 108,432.14