Finding the Fourth Proportional to 1,905.48, 2,629.71 and 1,066.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,905.48 : 2,629.71 = 1,066.25 : x
2. Step 2: Convert to fraction form
   1,905.48/2,629.71 = 1,066.25/x
3. Step 3: Cross multiply
   1,905.48x = 2,629.71 × 1,066.25
4. Step 4: Simplify right side
   1,905.48x = 2,803,915.14
5. Step 5: Solve for x
   x = 2,803,915.14/1,905.48
6. Step 6: Final answer
   x = 1,471.50