Finding the Fourth Proportional to 16,470,290.72, 22,729,003.31 and 9,128,597.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,470,290.72 : 22,729,003.31 = 9,128,597.83 : x
2. Step 2: Convert to fraction form
   16,470,290.72/22,729,003.31 = 9,128,597.83/x
3. Step 3: Cross multiply
   16,470,290.72x = 22,729,003.31 × 9,128,597.83
4. Step 4: Simplify right side
   16,470,290.72x = 207,483,930,191,263.34
5. Step 5: Solve for x
   x = 207,483,930,191,263.34/16,470,290.72
6. Step 6: Final answer
   x = 12,597,466.18