Finding the Fourth Proportional to 1,649.59, 2,477.83 and 1,402.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,649.59 : 2,477.83 = 1,402.76 : x
2. Step 2: Convert to fraction form
   1,649.59/2,477.83 = 1,402.76/x
3. Step 3: Cross multiply
   1,649.59x = 2,477.83 × 1,402.76
4. Step 4: Simplify right side
   1,649.59x = 3,475,794.82
5. Step 5: Solve for x
   x = 3,475,794.82/1,649.59
6. Step 6: Final answer
   x = 2,107.06