Finding the Fourth Proportional to 1,904.12, 2,627.76 and 1,064.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,904.12 : 2,627.76 = 1,064.82 : x
2. Step 2: Convert to fraction form
   1,904.12/2,627.76 = 1,064.82/x
3. Step 3: Cross multiply
   1,904.12x = 2,627.76 × 1,064.82
4. Step 4: Simplify right side
   1,904.12x = 2,798,091.40
5. Step 5: Solve for x
   x = 2,798,091.40/1,904.12
6. Step 6: Final answer
   x = 1,469.50