Finding the Fourth Proportional to 1,905.63, 2,629.59 and 1,066.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,905.63 : 2,629.59 = 1,066.32 : x
2. Step 2: Convert to fraction form
   1,905.63/2,629.59 = 1,066.32/x
3. Step 3: Cross multiply
   1,905.63x = 2,629.59 × 1,066.32
4. Step 4: Simplify right side
   1,905.63x = 2,803,984.41
5. Step 5: Solve for x
   x = 2,803,984.41/1,905.63
6. Step 6: Final answer
   x = 1,471.42