Finding the Third Proportional to 485,431 and 1,064,174

Step by Step Solution

1. Step 1: Write the proportion equation
   485,431 : 1,064,174 = 1,064,174 : x
2. Step 2: Convert to fraction form
   485,431/1,064,174 = 1,064,174/x
3. Step 3: Cross multiply
   485,431x = 1,064,174 × 1,064,174
4. Step 4: Simplify right side
   485,431x = 1,132,466,302,276
5. Step 5: Solve for x
   x = 1,132,466,302,276/485,431
6. Step 6: Final answer
   x = 2,332,908.90