Finding the Fourth Proportional to 2,510.32, 3,764.10 and 1,720.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510.32 : 3,764.10 = 1,720.59 : x
2. Step 2: Convert to fraction form
   2,510.32/3,764.10 = 1,720.59/x
3. Step 3: Cross multiply
   2,510.32x = 3,764.10 × 1,720.59
4. Step 4: Simplify right side
   2,510.32x = 6,476,472.82
5. Step 5: Solve for x
   x = 6,476,472.82/2,510.32
6. Step 6: Final answer
   x = 2,579.94