Finding the Fourth Proportional to 1,554.24, 2,154.81 and 1,475.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554.24 : 2,154.81 = 1,475.16 : x
2. Step 2: Convert to fraction form
   1,554.24/2,154.81 = 1,475.16/x
3. Step 3: Cross multiply
   1,554.24x = 2,154.81 × 1,475.16
4. Step 4: Simplify right side
   1,554.24x = 3,178,689.52
5. Step 5: Solve for x
   x = 3,178,689.52/1,554.24
6. Step 6: Final answer
   x = 2,045.17