Finding the Fourth Proportional to 2,123.69, 3,184.37 and 736.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.69 : 3,184.37 = 736.91 : x
2. Step 2: Convert to fraction form
   2,123.69/3,184.37 = 736.91/x
3. Step 3: Cross multiply
   2,123.69x = 3,184.37 × 736.91
4. Step 4: Simplify right side
   2,123.69x = 2,346,574.49
5. Step 5: Solve for x
   x = 2,346,574.49/2,123.69
6. Step 6: Final answer
   x = 1,104.95