Finding the Fourth Proportional to 21,811,513.33, 32,718,100.37 and 8,163,222.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,811,513.33 : 32,718,100.37 = 8,163,222.72 : x
2. Step 2: Convert to fraction form
   21,811,513.33/32,718,100.37 = 8,163,222.72/x
3. Step 3: Cross multiply
   21,811,513.33x = 32,718,100.37 × 8,163,222.72
4. Step 4: Simplify right side
   21,811,513.33x = 267,085,140,295,624.41
5. Step 5: Solve for x
   x = 267,085,140,295,624.41/21,811,513.33
6. Step 6: Final answer
   x = 12,245,144.86