Finding the Fourth Proportional to 2,649.50, 3,655.88 and 1,530.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,649.50 : 3,655.88 = 1,530.23 : x
2. Step 2: Convert to fraction form
   2,649.50/3,655.88 = 1,530.23/x
3. Step 3: Cross multiply
   2,649.50x = 3,655.88 × 1,530.23
4. Step 4: Simplify right side
   2,649.50x = 5,594,328.11
5. Step 5: Solve for x
   x = 5,594,328.11/2,649.50
6. Step 6: Final answer
   x = 2,111.47