Finding the Fourth Proportional to 118,377.72, 177,575.69 and 39,491.82

Step by Step Solution

1. Step 1: Write the proportion equation
   118,377.72 : 177,575.69 = 39,491.82 : x
2. Step 2: Convert to fraction form
   118,377.72/177,575.69 = 39,491.82/x
3. Step 3: Cross multiply
   118,377.72x = 177,575.69 × 39,491.82
4. Step 4: Simplify right side
   118,377.72x = 7,012,787,284.59
5. Step 5: Solve for x
   x = 7,012,787,284.59/118,377.72
6. Step 6: Final answer
   x = 59,240.77