Finding the Third Proportional to 1,117,975 and 1,580,406

Step by Step Solution

1. Step 1: Write the proportion equation
   1,117,975 : 1,580,406 = 1,580,406 : x
2. Step 2: Convert to fraction form
   1,117,975/1,580,406 = 1,580,406/x
3. Step 3: Cross multiply
   1,117,975x = 1,580,406 × 1,580,406
4. Step 4: Simplify right side
   1,117,975x = 2,497,683,124,836
5. Step 5: Solve for x
   x = 2,497,683,124,836/1,117,975
6. Step 6: Final answer
   x = 2,234,113.58