Finding the Fourth Proportional to 1,876.05, 2,588.95 and 1,025.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,876.05 : 2,588.95 = 1,025.31 : x
2. Step 2: Convert to fraction form
   1,876.05/2,588.95 = 1,025.31/x
3. Step 3: Cross multiply
   1,876.05x = 2,588.95 × 1,025.31
4. Step 4: Simplify right side
   1,876.05x = 2,654,476.32
5. Step 5: Solve for x
   x = 2,654,476.32/1,876.05
6. Step 6: Final answer
   x = 1,414.93