Finding the Fourth Proportional to 11,842.05, 17,759.84 and 4,445.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,842.05 : 17,759.84 = 4,445.94 : x
2. Step 2: Convert to fraction form
   11,842.05/17,759.84 = 4,445.94/x
3. Step 3: Cross multiply
   11,842.05x = 17,759.84 × 4,445.94
4. Step 4: Simplify right side
   11,842.05x = 78,959,160.82
5. Step 5: Solve for x
   x = 78,959,160.82/11,842.05
6. Step 6: Final answer
   x = 6,667.69