Finding the Fourth Proportional to 12,594.81, 17,373.59 and 7,557.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,594.81 : 17,373.59 = 7,557.42 : x
2. Step 2: Convert to fraction form
   12,594.81/17,373.59 = 7,557.42/x
3. Step 3: Cross multiply
   12,594.81x = 17,373.59 × 7,557.42
4. Step 4: Simplify right side
   12,594.81x = 131,299,478.75
5. Step 5: Solve for x
   x = 131,299,478.75/12,594.81
6. Step 6: Final answer
   x = 10,424.89