Finding the Fourth Proportional to 1,357.83, 1,876.32 and 1,025.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357.83 : 1,876.32 = 1,025.69 : x
2. Step 2: Convert to fraction form
   1,357.83/1,876.32 = 1,025.69/x
3. Step 3: Cross multiply
   1,357.83x = 1,876.32 × 1,025.69
4. Step 4: Simplify right side
   1,357.83x = 1,924,513.28
5. Step 5: Solve for x
   x = 1,924,513.28/1,357.83
6. Step 6: Final answer
   x = 1,417.34