Finding the Third Proportional to 852,474 and 1,420,588

Step by Step Solution

1. Step 1: Write the proportion equation
   852,474 : 1,420,588 = 1,420,588 : x
2. Step 2: Convert to fraction form
   852,474/1,420,588 = 1,420,588/x
3. Step 3: Cross multiply
   852,474x = 1,420,588 × 1,420,588
4. Step 4: Simplify right side
   852,474x = 2,018,070,265,744
5. Step 5: Solve for x
   x = 2,018,070,265,744/852,474
6. Step 6: Final answer
   x = 2,367,310.05