Finding the Fourth Proportional to 5,097.47, 7,636.25 and 3,512.45

Step by Step Solution

1. Step 1: Write the proportion equation
   5,097.47 : 7,636.25 = 3,512.45 : x
2. Step 2: Convert to fraction form
   5,097.47/7,636.25 = 3,512.45/x
3. Step 3: Cross multiply
   5,097.47x = 7,636.25 × 3,512.45
4. Step 4: Simplify right side
   5,097.47x = 26,821,947.84
5. Step 5: Solve for x
   x = 26,821,947.84/5,097.47
6. Step 6: Final answer
   x = 5,261.81