Finding the Fourth Proportional to 22,478,007.33, 31,019,649.74 and 12,164,730.43

Step by Step Solution

1. Step 1: Write the proportion equation
   22,478,007.33 : 31,019,649.74 = 12,164,730.43 : x
2. Step 2: Convert to fraction form
   22,478,007.33/31,019,649.74 = 12,164,730.43/x
3. Step 3: Cross multiply
   22,478,007.33x = 31,019,649.74 × 12,164,730.43
4. Step 4: Simplify right side
   22,478,007.33x = 377,345,676,965,021.31
5. Step 5: Solve for x
   x = 377,345,676,965,021.31/22,478,007.33
6. Step 6: Final answer
   x = 16,787,327.78