Finding the Fourth Proportional to 1,765.59, 2,649.60 and 1,402.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,765.59 : 2,649.60 = 1,402.71 : x
2. Step 2: Convert to fraction form
   1,765.59/2,649.60 = 1,402.71/x
3. Step 3: Cross multiply
   1,765.59x = 2,649.60 × 1,402.71
4. Step 4: Simplify right side
   1,765.59x = 3,716,620.42
5. Step 5: Solve for x
   x = 3,716,620.42/1,765.59
6. Step 6: Final answer
   x = 2,105.03