Finding the Fourth Proportional to 86,799.38, 119,783.86 and 47,055.38

Step by Step Solution

1. Step 1: Write the proportion equation
   86,799.38 : 119,783.86 = 47,055.38 : x
2. Step 2: Convert to fraction form
   86,799.38/119,783.86 = 47,055.38/x
3. Step 3: Cross multiply
   86,799.38x = 119,783.86 × 47,055.38
4. Step 4: Simplify right side
   86,799.38x = 5,636,474,333.61
5. Step 5: Solve for x
   x = 5,636,474,333.61/86,799.38
6. Step 6: Final answer
   x = 64,936.81