Finding the Third Proportional to 1,091,572 and 2,237,192

Step by Step Solution

1. Step 1: Write the proportion equation
   1,091,572 : 2,237,192 = 2,237,192 : x
2. Step 2: Convert to fraction form
   1,091,572/2,237,192 = 2,237,192/x
3. Step 3: Cross multiply
   1,091,572x = 2,237,192 × 2,237,192
4. Step 4: Simplify right side
   1,091,572x = 5,005,028,044,864
5. Step 5: Solve for x
   x = 5,005,028,044,864/1,091,572
6. Step 6: Final answer
   x = 4,585,156.13