Finding the Fourth Proportional to 54,040,162.50, 81,068,641.83 and 18,146,768.58

Step by Step Solution

1. Step 1: Write the proportion equation
   54,040,162.50 : 81,068,641.83 = 18,146,768.58 : x
2. Step 2: Convert to fraction form
   54,040,162.50/81,068,641.83 = 18,146,768.58/x
3. Step 3: Cross multiply
   54,040,162.50x = 81,068,641.83 × 18,146,768.58
4. Step 4: Simplify right side
   54,040,162.50x = 1,471,133,882,383,917.50
5. Step 5: Solve for x
   x = 1,471,133,882,383,917.50/54,040,162.50
6. Step 6: Final answer
   x = 27,222,972.96