Finding the Third Proportional to 890,244 and 1,886,436

Step by Step Solution

1. Step 1: Write the proportion equation
   890,244 : 1,886,436 = 1,886,436 : x
2. Step 2: Convert to fraction form
   890,244/1,886,436 = 1,886,436/x
3. Step 3: Cross multiply
   890,244x = 1,886,436 × 1,886,436
4. Step 4: Simplify right side
   890,244x = 3,558,640,782,096
5. Step 5: Solve for x
   x = 3,558,640,782,096/890,244
6. Step 6: Final answer
   x = 3,997,376.88