Finding the Third Proportional to 1,903,410 and 4,120,452

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903,410 : 4,120,452 = 4,120,452 : x
2. Step 2: Convert to fraction form
   1,903,410/4,120,452 = 4,120,452/x
3. Step 3: Cross multiply
   1,903,410x = 4,120,452 × 4,120,452
4. Step 4: Simplify right side
   1,903,410x = 16,978,124,684,304
5. Step 5: Solve for x
   x = 16,978,124,684,304/1,903,410
6. Step 6: Final answer
   x = 8,919,846.32