Finding the Fourth Proportional to 22,474,980.78, 31,015,527.39 and 12,161,814.54

Step by Step Solution

1. Step 1: Write the proportion equation
   22,474,980.78 : 31,015,527.39 = 12,161,814.54 : x
2. Step 2: Convert to fraction form
   22,474,980.78/31,015,527.39 = 12,161,814.54/x
3. Step 3: Cross multiply
   22,474,980.78x = 31,015,527.39 × 12,161,814.54
4. Step 4: Simplify right side
   22,474,980.78x = 377,205,091,977,470.25
5. Step 5: Solve for x
   x = 377,205,091,977,470.25/22,474,980.78
6. Step 6: Final answer
   x = 16,783,333.24