Finding the Fourth Proportional to 1,884.68, 2,600.72 and 1,045.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,884.68 : 2,600.72 = 1,045.40 : x
2. Step 2: Convert to fraction form
   1,884.68/2,600.72 = 1,045.40/x
3. Step 3: Cross multiply
   1,884.68x = 2,600.72 × 1,045.40
4. Step 4: Simplify right side
   1,884.68x = 2,718,792.69
5. Step 5: Solve for x
   x = 2,718,792.69/1,884.68
6. Step 6: Final answer
   x = 1,442.58