Finding the Third Proportional to 30,165 and 64,955

Step by Step Solution

1. Step 1: Write the proportion equation
   30,165 : 64,955 = 64,955 : x
2. Step 2: Convert to fraction form
   30,165/64,955 = 64,955/x
3. Step 3: Cross multiply
   30,165x = 64,955 × 64,955
4. Step 4: Simplify right side
   30,165x = 4,219,152,025
5. Step 5: Solve for x
   x = 4,219,152,025/30,165
6. Step 6: Final answer
   x = 139,869.12