Finding the Fourth Proportional to 1,604.83, 2,391.29 and 1,430.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,604.83 : 2,391.29 = 1,430.16 : x
2. Step 2: Convert to fraction form
   1,604.83/2,391.29 = 1,430.16/x
3. Step 3: Cross multiply
   1,604.83x = 2,391.29 × 1,430.16
4. Step 4: Simplify right side
   1,604.83x = 3,419,927.31
5. Step 5: Solve for x
   x = 3,419,927.31/1,604.83
6. Step 6: Final answer
   x = 2,131.02