Finding the Fourth Proportional to 22,499,513.22, 31,049,183.60 and 12,713,125.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,499,513.22 : 31,049,183.60 = 12,713,125.62 : x
2. Step 2: Convert to fraction form
   22,499,513.22/31,049,183.60 = 12,713,125.62/x
3. Step 3: Cross multiply
   22,499,513.22x = 31,049,183.60 × 12,713,125.62
4. Step 4: Simplify right side
   22,499,513.22x = 394,732,171,505,243.81
5. Step 5: Solve for x
   x = 394,732,171,505,243.81/22,499,513.22
6. Step 6: Final answer
   x = 17,544,031.63