Finding the Fourth Proportional to 16,821,951.86, 23,214,314.22 and 9,086,994.29

Step by Step Solution

1. Step 1: Write the proportion equation
   16,821,951.86 : 23,214,314.22 = 9,086,994.29 : x
2. Step 2: Convert to fraction form
   16,821,951.86/23,214,314.22 = 9,086,994.29/x
3. Step 3: Cross multiply
   16,821,951.86x = 23,214,314.22 × 9,086,994.29
4. Step 4: Simplify right side
   16,821,951.86x = 210,948,340,763,405.78
5. Step 5: Solve for x
   x = 210,948,340,763,405.78/16,821,951.86
6. Step 6: Final answer
   x = 12,540,063.28