Finding the Fourth Proportional to 1,551.99, 2,338.67 and 1,284.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,551.99 : 2,338.67 = 1,284.10 : x
2. Step 2: Convert to fraction form
   1,551.99/2,338.67 = 1,284.10/x
3. Step 3: Cross multiply
   1,551.99x = 2,338.67 × 1,284.10
4. Step 4: Simplify right side
   1,551.99x = 3,003,082.94
5. Step 5: Solve for x
   x = 3,003,082.94/1,551.99
6. Step 6: Final answer
   x = 1,934.99