Finding the Third Proportional to 477,216 and 1,029,156

Step by Step Solution

1. Step 1: Write the proportion equation
   477,216 : 1,029,156 = 1,029,156 : x
2. Step 2: Convert to fraction form
   477,216/1,029,156 = 1,029,156/x
3. Step 3: Cross multiply
   477,216x = 1,029,156 × 1,029,156
4. Step 4: Simplify right side
   477,216x = 1,059,162,072,336
5. Step 5: Solve for x
   x = 1,059,162,072,336/477,216
6. Step 6: Final answer
   x = 2,219,460.52