Finding the Third Proportional to 488,272 and 1,069,636

Step by Step Solution

1. Step 1: Write the proportion equation
   488,272 : 1,069,636 = 1,069,636 : x
2. Step 2: Convert to fraction form
   488,272/1,069,636 = 1,069,636/x
3. Step 3: Cross multiply
   488,272x = 1,069,636 × 1,069,636
4. Step 4: Simplify right side
   488,272x = 1,144,121,172,496
5. Step 5: Solve for x
   x = 1,144,121,172,496/488,272
6. Step 6: Final answer
   x = 2,343,204.55