Finding the Third Proportional to 1,149,280 and 1,818,936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,149,280 : 1,818,936 = 1,818,936 : x
2. Step 2: Convert to fraction form
   1,149,280/1,818,936 = 1,818,936/x
3. Step 3: Cross multiply
   1,149,280x = 1,818,936 × 1,818,936
4. Step 4: Simplify right side
   1,149,280x = 3,308,528,172,096
5. Step 5: Solve for x
   x = 3,308,528,172,096/1,149,280
6. Step 6: Final answer
   x = 2,878,783.39