Finding the Fourth Proportional to 1,904.52, 2,628.53 and 1,158.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,904.52 : 2,628.53 = 1,158.71 : x
2. Step 2: Convert to fraction form
   1,904.52/2,628.53 = 1,158.71/x
3. Step 3: Cross multiply
   1,904.52x = 2,628.53 × 1,158.71
4. Step 4: Simplify right side
   1,904.52x = 3,045,704.00
5. Step 5: Solve for x
   x = 3,045,704.00/1,904.52
6. Step 6: Final answer
   x = 1,599.20