Finding the Third Proportional to 1,156,140 and 2,436,918

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156,140 : 2,436,918 = 2,436,918 : x
2. Step 2: Convert to fraction form
   1,156,140/2,436,918 = 2,436,918/x
3. Step 3: Cross multiply
   1,156,140x = 2,436,918 × 2,436,918
4. Step 4: Simplify right side
   1,156,140x = 5,938,569,338,724
5. Step 5: Solve for x
   x = 5,938,569,338,724/1,156,140
6. Step 6: Final answer
   x = 5,136,548.63