Finding the Fourth Proportional to 21,956,450.27, 30,300,081.89 and 12,167,057.94

Step by Step Solution

1. Step 1: Write the proportion equation
   21,956,450.27 : 30,300,081.89 = 12,167,057.94 : x
2. Step 2: Convert to fraction form
   21,956,450.27/30,300,081.89 = 12,167,057.94/x
3. Step 3: Cross multiply
   21,956,450.27x = 30,300,081.89 × 12,167,057.94
4. Step 4: Simplify right side
   21,956,450.27x = 368,662,851,767,914.12
5. Step 5: Solve for x
   x = 368,662,851,767,914.12/21,956,450.27
6. Step 6: Final answer
   x = 16,790,639.99