Finding the Fourth Proportional to 1,870.14, 2,578.39 and 1,532.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.14 : 2,578.39 = 1,532.82 : x
2. Step 2: Convert to fraction form
   1,870.14/2,578.39 = 1,532.82/x
3. Step 3: Cross multiply
   1,870.14x = 2,578.39 × 1,532.82
4. Step 4: Simplify right side
   1,870.14x = 3,952,207.76
5. Step 5: Solve for x
   x = 3,952,207.76/1,870.14
6. Step 6: Final answer
   x = 2,113.32