Finding the Fourth Proportional to 10,191.84, 15,288.75 and 3,616.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,191.84 : 15,288.75 = 3,616.49 : x
2. Step 2: Convert to fraction form
   10,191.84/15,288.75 = 3,616.49/x
3. Step 3: Cross multiply
   10,191.84x = 15,288.75 × 3,616.49
4. Step 4: Simplify right side
   10,191.84x = 55,291,535.04
5. Step 5: Solve for x
   x = 55,291,535.04/10,191.84
6. Step 6: Final answer
   x = 5,425.08