Finding the Fourth Proportional to 1,709.16, 2,559.63 and 976.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,709.16 : 2,559.63 = 976.52 : x
2. Step 2: Convert to fraction form
   1,709.16/2,559.63 = 976.52/x
3. Step 3: Cross multiply
   1,709.16x = 2,559.63 × 976.52
4. Step 4: Simplify right side
   1,709.16x = 2,499,529.89
5. Step 5: Solve for x
   x = 2,499,529.89/1,709.16
6. Step 6: Final answer
   x = 1,462.43