Finding the Fourth Proportional to 2,531.76, 3,494.07 and 1,536.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.76 : 3,494.07 = 1,536.81 : x
2. Step 2: Convert to fraction form
   2,531.76/3,494.07 = 1,536.81/x
3. Step 3: Cross multiply
   2,531.76x = 3,494.07 × 1,536.81
4. Step 4: Simplify right side
   2,531.76x = 5,369,721.72
5. Step 5: Solve for x
   x = 5,369,721.72/2,531.76
6. Step 6: Final answer
   x = 2,120.94