Finding the Third Proportional to 228,174 and 485,904

Step by Step Solution

1. Step 1: Write the proportion equation
   228,174 : 485,904 = 485,904 : x
2. Step 2: Convert to fraction form
   228,174/485,904 = 485,904/x
3. Step 3: Cross multiply
   228,174x = 485,904 × 485,904
4. Step 4: Simplify right side
   228,174x = 236,102,697,216
5. Step 5: Solve for x
   x = 236,102,697,216/228,174
6. Step 6: Final answer
   x = 1,034,748.47