Finding the Fourth Proportional to 22,081,937, 30,474,072.46 and 12,789,912.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,081,937 : 30,474,072.46 = 12,789,912.56 : x
2. Step 2: Convert to fraction form
   22,081,937/30,474,072.46 = 12,789,912.56/x
3. Step 3: Cross multiply
   22,081,937x = 30,474,072.46 × 12,789,912.56
4. Step 4: Simplify right side
   22,081,937x = 389,760,722,110,504.12
5. Step 5: Solve for x
   x = 389,760,722,110,504.12/22,081,937
6. Step 6: Final answer
   x = 17,650,658.19