Finding the Fourth Proportional to 5,725.47, 7,903.91 and 3,602.03

Step by Step Solution

1. Step 1: Write the proportion equation
   5,725.47 : 7,903.91 = 3,602.03 : x
2. Step 2: Convert to fraction form
   5,725.47/7,903.91 = 3,602.03/x
3. Step 3: Cross multiply
   5,725.47x = 7,903.91 × 3,602.03
4. Step 4: Simplify right side
   5,725.47x = 28,470,063.41
5. Step 5: Solve for x
   x = 28,470,063.41/5,725.47
6. Step 6: Final answer
   x = 4,972.53