Finding the Third Proportional to 905,433 and 1,918,800

Step by Step Solution

1. Step 1: Write the proportion equation
   905,433 : 1,918,800 = 1,918,800 : x
2. Step 2: Convert to fraction form
   905,433/1,918,800 = 1,918,800/x
3. Step 3: Cross multiply
   905,433x = 1,918,800 × 1,918,800
4. Step 4: Simplify right side
   905,433x = 3,681,793,440,000
5. Step 5: Solve for x
   x = 3,681,793,440,000/905,433
6. Step 6: Final answer
   x = 4,066,334.49