Finding the Third Proportional to 127,302 and 279,066

Step by Step Solution

1. Step 1: Write the proportion equation
   127,302 : 279,066 = 279,066 : x
2. Step 2: Convert to fraction form
   127,302/279,066 = 279,066/x
3. Step 3: Cross multiply
   127,302x = 279,066 × 279,066
4. Step 4: Simplify right side
   127,302x = 77,877,832,356
5. Step 5: Solve for x
   x = 77,877,832,356/127,302
6. Step 6: Final answer
   x = 611,756.55