Finding the Fourth Proportional to 22,486,446.59, 31,031,306.69 and 12,173,169.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,486,446.59 : 31,031,306.69 = 12,173,169.69 : x
2. Step 2: Convert to fraction form
   22,486,446.59/31,031,306.69 = 12,173,169.69/x
3. Step 3: Cross multiply
   22,486,446.59x = 31,031,306.69 × 12,173,169.69
4. Step 4: Simplify right side
   22,486,446.59x = 377,749,361,978,936.38
5. Step 5: Solve for x
   x = 377,749,361,978,936.38/22,486,446.59
6. Step 6: Final answer
   x = 16,798,979.80