Finding the Third Proportional to 903,405 and 1,964,274

Step by Step Solution

1. Step 1: Write the proportion equation
   903,405 : 1,964,274 = 1,964,274 : x
2. Step 2: Convert to fraction form
   903,405/1,964,274 = 1,964,274/x
3. Step 3: Cross multiply
   903,405x = 1,964,274 × 1,964,274
4. Step 4: Simplify right side
   903,405x = 3,858,372,347,076
5. Step 5: Solve for x
   x = 3,858,372,347,076/903,405
6. Step 6: Final answer
   x = 4,270,922.06