Finding the Fourth Proportional to 22,410,815.72, 30,926,109.08 and 12,487,185.41

Step by Step Solution

1. Step 1: Write the proportion equation
   22,410,815.72 : 30,926,109.08 = 12,487,185.41 : x
2. Step 2: Convert to fraction form
   22,410,815.72/30,926,109.08 = 12,487,185.41/x
3. Step 3: Cross multiply
   22,410,815.72x = 30,926,109.08 × 12,487,185.41
4. Step 4: Simplify right side
   22,410,815.72x = 386,180,057,968,431.94
5. Step 5: Solve for x
   x = 386,180,057,968,431.94/22,410,815.72
6. Step 6: Final answer
   x = 17,231,860.85