Finding the Third Proportional to 446,440 and 1,053,685

Step by Step Solution

1. Step 1: Write the proportion equation
   446,440 : 1,053,685 = 1,053,685 : x
2. Step 2: Convert to fraction form
   446,440/1,053,685 = 1,053,685/x
3. Step 3: Cross multiply
   446,440x = 1,053,685 × 1,053,685
4. Step 4: Simplify right side
   446,440x = 1,110,252,079,225
5. Step 5: Solve for x
   x = 1,110,252,079,225/446,440
6. Step 6: Final answer
   x = 2,486,900.99