Finding the Third Proportional to 127,932 and 279,152

Step by Step Solution

1. Step 1: Write the proportion equation
   127,932 : 279,152 = 279,152 : x
2. Step 2: Convert to fraction form
   127,932/279,152 = 279,152/x
3. Step 3: Cross multiply
   127,932x = 279,152 × 279,152
4. Step 4: Simplify right side
   127,932x = 77,925,839,104
5. Step 5: Solve for x
   x = 77,925,839,104/127,932
6. Step 6: Final answer
   x = 609,119.21