Finding the Third Proportional to 1,072,523 and 2,219,287

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,523 : 2,219,287 = 2,219,287 : x
2. Step 2: Convert to fraction form
   1,072,523/2,219,287 = 2,219,287/x
3. Step 3: Cross multiply
   1,072,523x = 2,219,287 × 2,219,287
4. Step 4: Simplify right side
   1,072,523x = 4,925,234,788,369
5. Step 5: Solve for x
   x = 4,925,234,788,369/1,072,523
6. Step 6: Final answer
   x = 4,592,195.03