Finding the Fourth Proportional to 1,836.86, 2,751.82 and 1,423.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,836.86 : 2,751.82 = 1,423.98 : x
2. Step 2: Convert to fraction form
   1,836.86/2,751.82 = 1,423.98/x
3. Step 3: Cross multiply
   1,836.86x = 2,751.82 × 1,423.98
4. Step 4: Simplify right side
   1,836.86x = 3,918,529.76
5. Step 5: Solve for x
   x = 3,918,529.76/1,836.86
6. Step 6: Final answer
   x = 2,133.27