Finding the Fourth Proportional to 1,541.75, 2,127.94 and 904.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,541.75 : 2,127.94 = 904.10 : x
2. Step 2: Convert to fraction form
   1,541.75/2,127.94 = 904.10/x
3. Step 3: Cross multiply
   1,541.75x = 2,127.94 × 904.10
4. Step 4: Simplify right side
   1,541.75x = 1,923,873.61
5. Step 5: Solve for x
   x = 1,923,873.61/1,541.75
6. Step 6: Final answer
   x = 1,247.85