Finding the Fourth Proportional to 4,983.69, 7,428.63 and 4,824.53

Step by Step Solution

1. Step 1: Write the proportion equation
   4,983.69 : 7,428.63 = 4,824.53 : x
2. Step 2: Convert to fraction form
   4,983.69/7,428.63 = 4,824.53/x
3. Step 3: Cross multiply
   4,983.69x = 7,428.63 × 4,824.53
4. Step 4: Simplify right side
   4,983.69x = 35,839,648.29
5. Step 5: Solve for x
   x = 35,839,648.29/4,983.69
6. Step 6: Final answer
   x = 7,191.39