Finding the Third Proportional to 174,992.50 and 279,104

Step by Step Solution

1. Step 1: Write the proportion equation
   174,992.50 : 279,104 = 279,104 : x
2. Step 2: Convert to fraction form
   174,992.50/279,104 = 279,104/x
3. Step 3: Cross multiply
   174,992.50x = 279,104 × 279,104
4. Step 4: Simplify right side
   174,992.50x = 77,899,042,816
5. Step 5: Solve for x
   x = 77,899,042,816/174,992.50
6. Step 6: Final answer
   x = 445,156.47