Finding the Fourth Proportional to 1,729.10, 2,384.94 and 1,066.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,729.10 : 2,384.94 = 1,066.32 : x
2. Step 2: Convert to fraction form
   1,729.10/2,384.94 = 1,066.32/x
3. Step 3: Cross multiply
   1,729.10x = 2,384.94 × 1,066.32
4. Step 4: Simplify right side
   1,729.10x = 2,543,109.22
5. Step 5: Solve for x
   x = 2,543,109.22/1,729.10
6. Step 6: Final answer
   x = 1,470.77