Finding the Fourth Proportional to 22,821,762.42, 31,494,059.06 and 12,367,778.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,821,762.42 : 31,494,059.06 = 12,367,778.69 : x
2. Step 2: Convert to fraction form
   22,821,762.42/31,494,059.06 = 12,367,778.69/x
3. Step 3: Cross multiply
   22,821,762.42x = 31,494,059.06 × 12,367,778.69
4. Step 4: Simplify right side
   22,821,762.42x = 389,511,552,503,869.38
5. Step 5: Solve for x
   x = 389,511,552,503,869.38/22,821,762.42
6. Step 6: Final answer
   x = 17,067,549.18