Finding the Fourth Proportional to 10,405.31, 15,606.03 and 3,007.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,405.31 : 15,606.03 = 3,007.94 : x
2. Step 2: Convert to fraction form
   10,405.31/15,606.03 = 3,007.94/x
3. Step 3: Cross multiply
   10,405.31x = 15,606.03 × 3,007.94
4. Step 4: Simplify right side
   10,405.31x = 46,942,001.88
5. Step 5: Solve for x
   x = 46,942,001.88/10,405.31
6. Step 6: Final answer
   x = 4,511.35