Finding the Third Proportional to 4,486,804 and 9,785,632

Step by Step Solution

1. Step 1: Write the proportion equation
   4,486,804 : 9,785,632 = 9,785,632 : x
2. Step 2: Convert to fraction form
   4,486,804/9,785,632 = 9,785,632/x
3. Step 3: Cross multiply
   4,486,804x = 9,785,632 × 9,785,632
4. Step 4: Simplify right side
   4,486,804x = 95,758,593,639,424
5. Step 5: Solve for x
   x = 95,758,593,639,424/4,486,804
6. Step 6: Final answer
   x = 21,342,272.50