Finding the Fourth Proportional to 10,105.30, 15,162.76 and 4,560.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,105.30 : 15,162.76 = 4,560.35 : x
2. Step 2: Convert to fraction form
   10,105.30/15,162.76 = 4,560.35/x
3. Step 3: Cross multiply
   10,105.30x = 15,162.76 × 4,560.35
4. Step 4: Simplify right side
   10,105.30x = 69,147,405.35
5. Step 5: Solve for x
   x = 69,147,405.35/10,105.30
6. Step 6: Final answer
   x = 6,842.69