Finding the Fourth Proportional to 21,951,953.71, 30,293,939.82 and 12,162,552.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,951,953.71 : 30,293,939.82 = 12,162,552.10 : x
2. Step 2: Convert to fraction form
   21,951,953.71/30,293,939.82 = 12,162,552.10/x
3. Step 3: Cross multiply
   21,951,953.71x = 30,293,939.82 × 12,162,552.10
4. Step 4: Simplify right side
   21,951,953.71x = 368,451,621,375,014.62
5. Step 5: Solve for x
   x = 368,451,621,375,014.62/21,951,953.71
6. Step 6: Final answer
   x = 16,784,456.92