Finding the Fourth Proportional to 1,729.10, 2,385.96 and 1,030.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,729.10 : 2,385.96 = 1,030.34 : x
2. Step 2: Convert to fraction form
   1,729.10/2,385.96 = 1,030.34/x
3. Step 3: Cross multiply
   1,729.10x = 2,385.96 × 1,030.34
4. Step 4: Simplify right side
   1,729.10x = 2,458,350.03
5. Step 5: Solve for x
   x = 2,458,350.03/1,729.10
6. Step 6: Final answer
   x = 1,421.75