Finding the Fourth Proportional to 1,358.93, 1,875.26 and 769.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358.93 : 1,875.26 = 769.59 : x
2. Step 2: Convert to fraction form
   1,358.93/1,875.26 = 769.59/x
3. Step 3: Cross multiply
   1,358.93x = 1,875.26 × 769.59
4. Step 4: Simplify right side
   1,358.93x = 1,443,181.34
5. Step 5: Solve for x
   x = 1,443,181.34/1,358.93
6. Step 6: Final answer
   x = 1,062.00