Finding the Fourth Proportional to 22,959,105.48, 31,683,563.79 and 12,645,828.58

Step by Step Solution

1. Step 1: Write the proportion equation
   22,959,105.48 : 31,683,563.79 = 12,645,828.58 : x
2. Step 2: Convert to fraction form
   22,959,105.48/31,683,563.79 = 12,645,828.58/x
3. Step 3: Cross multiply
   22,959,105.48x = 31,683,563.79 × 12,645,828.58
4. Step 4: Simplify right side
   22,959,105.48x = 400,664,916,420,443.62
5. Step 5: Solve for x
   x = 400,664,916,420,443.62/22,959,105.48
6. Step 6: Final answer
   x = 17,451,242.46