Finding the Fourth Proportional to 16,470,300.48, 22,729,016.76 and 9,128,607.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,470,300.48 : 22,729,016.76 = 9,128,607.60 : x
2. Step 2: Convert to fraction form
   16,470,300.48/22,729,016.76 = 9,128,607.60/x
3. Step 3: Cross multiply
   16,470,300.48x = 22,729,016.76 × 9,128,607.60
4. Step 4: Simplify right side
   16,470,300.48x = 207,484,275,135,863.38
5. Step 5: Solve for x
   x = 207,484,275,135,863.38/16,470,300.48
6. Step 6: Final answer
   x = 12,597,479.65