Finding the Fourth Proportional to 10,315.69, 15,476.16 and 4,773.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,315.69 : 15,476.16 = 4,773.03 : x
2. Step 2: Convert to fraction form
   10,315.69/15,476.16 = 4,773.03/x
3. Step 3: Cross multiply
   10,315.69x = 15,476.16 × 4,773.03
4. Step 4: Simplify right side
   10,315.69x = 73,868,135.83
5. Step 5: Solve for x
   x = 73,868,135.83/10,315.69
6. Step 6: Final answer
   x = 7,160.76