Finding the Third Proportional to 574,902 and 1,209,385

Step by Step Solution

1. Step 1: Write the proportion equation
   574,902 : 1,209,385 = 1,209,385 : x
2. Step 2: Convert to fraction form
   574,902/1,209,385 = 1,209,385/x
3. Step 3: Cross multiply
   574,902x = 1,209,385 × 1,209,385
4. Step 4: Simplify right side
   574,902x = 1,462,612,078,225
5. Step 5: Solve for x
   x = 1,462,612,078,225/574,902
6. Step 6: Final answer
   x = 2,544,106.78