Finding the Fourth Proportional to 1,889.18, 2,607.50 and 1,050.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,889.18 : 2,607.50 = 1,050.18 : x
2. Step 2: Convert to fraction form
   1,889.18/2,607.50 = 1,050.18/x
3. Step 3: Cross multiply
   1,889.18x = 2,607.50 × 1,050.18
4. Step 4: Simplify right side
   1,889.18x = 2,738,339.10
5. Step 5: Solve for x
   x = 2,738,339.10/1,889.18
6. Step 6: Final answer
   x = 1,449.48