Finding the Fourth Proportional to 1,870.89, 2,582.05 and 1,125.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.89 : 2,582.05 = 1,125.23 : x
2. Step 2: Convert to fraction form
   1,870.89/2,582.05 = 1,125.23/x
3. Step 3: Cross multiply
   1,870.89x = 2,582.05 × 1,125.23
4. Step 4: Simplify right side
   1,870.89x = 2,905,400.12
5. Step 5: Solve for x
   x = 2,905,400.12/1,870.89
6. Step 6: Final answer
   x = 1,552.95