Finding the Fourth Proportional to 1,725.41, 2,380.30 and 1,026.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,725.41 : 2,380.30 = 1,026.38 : x
2. Step 2: Convert to fraction form
   1,725.41/2,380.30 = 1,026.38/x
3. Step 3: Cross multiply
   1,725.41x = 2,380.30 × 1,026.38
4. Step 4: Simplify right side
   1,725.41x = 2,443,092.31
5. Step 5: Solve for x
   x = 2,443,092.31/1,725.41
6. Step 6: Final answer
   x = 1,415.95