Finding the Third Proportional to 69,076 and 143,066

Step by Step Solution

1. Step 1: Write the proportion equation
   69,076 : 143,066 = 143,066 : x
2. Step 2: Convert to fraction form
   69,076/143,066 = 143,066/x
3. Step 3: Cross multiply
   69,076x = 143,066 × 143,066
4. Step 4: Simplify right side
   69,076x = 20,467,880,356
5. Step 5: Solve for x
   x = 20,467,880,356/69,076
6. Step 6: Final answer
   x = 296,309.58