Finding the Third Proportional to 30,100.50 and 64,089

Step by Step Solution

1. Step 1: Write the proportion equation
   30,100.50 : 64,089 = 64,089 : x
2. Step 2: Convert to fraction form
   30,100.50/64,089 = 64,089/x
3. Step 3: Cross multiply
   30,100.50x = 64,089 × 64,089
4. Step 4: Simplify right side
   30,100.50x = 4,107,399,921
5. Step 5: Solve for x
   x = 4,107,399,921/30,100.50
6. Step 6: Final answer
   x = 136,456.20