Finding the Fourth Proportional to 4,725.42, 7,085.37 and 2,773.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,725.42 : 7,085.37 = 2,773.50 : x
2. Step 2: Convert to fraction form
   4,725.42/7,085.37 = 2,773.50/x
3. Step 3: Cross multiply
   4,725.42x = 7,085.37 × 2,773.50
4. Step 4: Simplify right side
   4,725.42x = 19,651,273.70
5. Step 5: Solve for x
   x = 19,651,273.70/4,725.42
6. Step 6: Final answer
   x = 4,158.63