Finding the Fourth Proportional to 1,357.35, 1,875.33 and 1,026.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357.35 : 1,875.33 = 1,026.87 : x
2. Step 2: Convert to fraction form
   1,357.35/1,875.33 = 1,026.87/x
3. Step 3: Cross multiply
   1,357.35x = 1,875.33 × 1,026.87
4. Step 4: Simplify right side
   1,357.35x = 1,925,720.12
5. Step 5: Solve for x
   x = 1,925,720.12/1,357.35
6. Step 6: Final answer
   x = 1,418.74