Finding the Third Proportional to 575,272 and 900,466

Step by Step Solution

1. Step 1: Write the proportion equation
   575,272 : 900,466 = 900,466 : x
2. Step 2: Convert to fraction form
   575,272/900,466 = 900,466/x
3. Step 3: Cross multiply
   575,272x = 900,466 × 900,466
4. Step 4: Simplify right side
   575,272x = 810,839,017,156
5. Step 5: Solve for x
   x = 810,839,017,156/575,272
6. Step 6: Final answer
   x = 1,409,488.06