Finding the Fourth Proportional to 5,012.47, 7,519.72 and 1,725.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,012.47 : 7,519.72 = 1,725.69 : x
2. Step 2: Convert to fraction form
   5,012.47/7,519.72 = 1,725.69/x
3. Step 3: Cross multiply
   5,012.47x = 7,519.72 × 1,725.69
4. Step 4: Simplify right side
   5,012.47x = 12,976,705.61
5. Step 5: Solve for x
   x = 12,976,705.61/5,012.47
6. Step 6: Final answer
   x = 2,588.88