Finding the Fourth Proportional to 493,222.41, 739,866.42 and 173,335.59

Step by Step Solution

1. Step 1: Write the proportion equation
   493,222.41 : 739,866.42 = 173,335.59 : x
2. Step 2: Convert to fraction form
   493,222.41/739,866.42 = 173,335.59/x
3. Step 3: Cross multiply
   493,222.41x = 739,866.42 × 173,335.59
4. Step 4: Simplify right side
   493,222.41x = 128,245,182,431.89
5. Step 5: Solve for x
   x = 128,245,182,431.89/493,222.41
6. Step 6: Final answer
   x = 260,014.91