Finding the Fourth Proportional to 2,300.68, 3,175.86 and 1,369

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.68 : 3,175.86 = 1,369 : x
2. Step 2: Convert to fraction form
   2,300.68/3,175.86 = 1,369/x
3. Step 3: Cross multiply
   2,300.68x = 3,175.86 × 1,369
4. Step 4: Simplify right side
   2,300.68x = 4,347,752.34
5. Step 5: Solve for x
   x = 4,347,752.34/2,300.68
6. Step 6: Final answer
   x = 1,889.77