Finding the Fourth Proportional to 10,315.95, 15,462.89 and 4,762.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,315.95 : 15,462.89 = 4,762.83 : x
2. Step 2: Convert to fraction form
   10,315.95/15,462.89 = 4,762.83/x
3. Step 3: Cross multiply
   10,315.95x = 15,462.89 × 4,762.83
4. Step 4: Simplify right side
   10,315.95x = 73,647,092.56
5. Step 5: Solve for x
   x = 73,647,092.56/10,315.95
6. Step 6: Final answer
   x = 7,139.15