Finding the Fourth Proportional to 4,823.89, 7,236.71 and 1,705.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,823.89 : 7,236.71 = 1,705.72 : x
2. Step 2: Convert to fraction form
   4,823.89/7,236.71 = 1,705.72/x
3. Step 3: Cross multiply
   4,823.89x = 7,236.71 × 1,705.72
4. Step 4: Simplify right side
   4,823.89x = 12,343,800.98
5. Step 5: Solve for x
   x = 12,343,800.98/4,823.89
6. Step 6: Final answer
   x = 2,558.89