Finding the Fourth Proportional to 1,681.88, 2,320.86 and 1,093.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,681.88 : 2,320.86 = 1,093.52 : x
2. Step 2: Convert to fraction form
   1,681.88/2,320.86 = 1,093.52/x
3. Step 3: Cross multiply
   1,681.88x = 2,320.86 × 1,093.52
4. Step 4: Simplify right side
   1,681.88x = 2,537,906.83
5. Step 5: Solve for x
   x = 2,537,906.83/1,681.88
6. Step 6: Final answer
   x = 1,508.97