Finding the Fourth Proportional to 10,479.30, 15,716.52 and 4,632.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,479.30 : 15,716.52 = 4,632.72 : x
2. Step 2: Convert to fraction form
   10,479.30/15,716.52 = 4,632.72/x
3. Step 3: Cross multiply
   10,479.30x = 15,716.52 × 4,632.72
4. Step 4: Simplify right side
   10,479.30x = 72,810,236.53
5. Step 5: Solve for x
   x = 72,810,236.53/10,479.30
6. Step 6: Final answer
   x = 6,948.01