Finding the Third Proportional to 693,528 and 1,490,520

Step by Step Solution

1. Step 1: Write the proportion equation
   693,528 : 1,490,520 = 1,490,520 : x
2. Step 2: Convert to fraction form
   693,528/1,490,520 = 1,490,520/x
3. Step 3: Cross multiply
   693,528x = 1,490,520 × 1,490,520
4. Step 4: Simplify right side
   693,528x = 2,221,649,870,400
5. Step 5: Solve for x
   x = 2,221,649,870,400/693,528
6. Step 6: Final answer
   x = 3,203,403.28