Finding the Third Proportional to 428,944 and 931,616

Step by Step Solution

1. Step 1: Write the proportion equation
   428,944 : 931,616 = 931,616 : x
2. Step 2: Convert to fraction form
   428,944/931,616 = 931,616/x
3. Step 3: Cross multiply
   428,944x = 931,616 × 931,616
4. Step 4: Simplify right side
   428,944x = 867,908,371,456
5. Step 5: Solve for x
   x = 867,908,371,456/428,944
6. Step 6: Final answer
   x = 2,023,360.56