Finding the Third Proportional to 127,005 and 279,927.38

Step by Step Solution

1. Step 1: Write the proportion equation
   127,005 : 279,927.38 = 279,927.38 : x
2. Step 2: Convert to fraction form
   127,005/279,927.38 = 279,927.38/x
3. Step 3: Cross multiply
   127,005x = 279,927.38 × 279,927.38
4. Step 4: Simplify right side
   127,005x = 78,359,335,274.39
5. Step 5: Solve for x
   x = 78,359,335,274.39/127,005
6. Step 6: Final answer
   x = 616,978.35