Finding the Third Proportional to 477,178 and 1,029,116

Step by Step Solution

1. Step 1: Write the proportion equation
   477,178 : 1,029,116 = 1,029,116 : x
2. Step 2: Convert to fraction form
   477,178/1,029,116 = 1,029,116/x
3. Step 3: Cross multiply
   477,178x = 1,029,116 × 1,029,116
4. Step 4: Simplify right side
   477,178x = 1,059,079,741,456
5. Step 5: Solve for x
   x = 1,059,079,741,456/477,178
6. Step 6: Final answer
   x = 2,219,464.73