Finding the Fourth Proportional to 5,123.23, 7,684.84 and 1,836.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,123.23 : 7,684.84 = 1,836.25 : x
2. Step 2: Convert to fraction form
   5,123.23/7,684.84 = 1,836.25/x
3. Step 3: Cross multiply
   5,123.23x = 7,684.84 × 1,836.25
4. Step 4: Simplify right side
   5,123.23x = 14,111,287.45
5. Step 5: Solve for x
   x = 14,111,287.45/5,123.23
6. Step 6: Final answer
   x = 2,754.37