Finding the Fourth Proportional to 2,323.34, 3,486.21 and 1,543.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,323.34 : 3,486.21 = 1,543.88 : x
2. Step 2: Convert to fraction form
   2,323.34/3,486.21 = 1,543.88/x
3. Step 3: Cross multiply
   2,323.34x = 3,486.21 × 1,543.88
4. Step 4: Simplify right side
   2,323.34x = 5,382,301.51
5. Step 5: Solve for x
   x = 5,382,301.51/2,323.34
6. Step 6: Final answer
   x = 2,316.62