Finding the Third Proportional to 1,219,232 and 1,811,226

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,232 : 1,811,226 = 1,811,226 : x
2. Step 2: Convert to fraction form
   1,219,232/1,811,226 = 1,811,226/x
3. Step 3: Cross multiply
   1,219,232x = 1,811,226 × 1,811,226
4. Step 4: Simplify right side
   1,219,232x = 3,280,539,623,076
5. Step 5: Solve for x
   x = 3,280,539,623,076/1,219,232
6. Step 6: Final answer
   x = 2,690,660.70