Finding the Third Proportional to 69,096 and 143,386

Step by Step Solution

1. Step 1: Write the proportion equation
   69,096 : 143,386 = 143,386 : x
2. Step 2: Convert to fraction form
   69,096/143,386 = 143,386/x
3. Step 3: Cross multiply
   69,096x = 143,386 × 143,386
4. Step 4: Simplify right side
   69,096x = 20,559,544,996
5. Step 5: Solve for x
   x = 20,559,544,996/69,096
6. Step 6: Final answer
   x = 297,550.44