Finding the Fourth Proportional to 1,651.40, 2,477.34 and 1,359.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,651.40 : 2,477.34 = 1,359.20 : x
2. Step 2: Convert to fraction form
   1,651.40/2,477.34 = 1,359.20/x
3. Step 3: Cross multiply
   1,651.40x = 2,477.34 × 1,359.20
4. Step 4: Simplify right side
   1,651.40x = 3,367,200.53
5. Step 5: Solve for x
   x = 3,367,200.53/1,651.40
6. Step 6: Final answer
   x = 2,039.00