Finding the Fourth Proportional to 10,449.31, 15,678.05 and 4,601.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,449.31 : 15,678.05 = 4,601.82 : x
2. Step 2: Convert to fraction form
   10,449.31/15,678.05 = 4,601.82/x
3. Step 3: Cross multiply
   10,449.31x = 15,678.05 × 4,601.82
4. Step 4: Simplify right side
   10,449.31x = 72,147,564.05
5. Step 5: Solve for x
   x = 72,147,564.05/10,449.31
6. Step 6: Final answer
   x = 6,904.53