Finding the Fourth Proportional to 10,345.41, 14,276.81 and 5,629.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,345.41 : 14,276.81 = 5,629.69 : x
2. Step 2: Convert to fraction form
   10,345.41/14,276.81 = 5,629.69/x
3. Step 3: Cross multiply
   10,345.41x = 14,276.81 × 5,629.69
4. Step 4: Simplify right side
   10,345.41x = 80,374,014.49
5. Step 5: Solve for x
   x = 80,374,014.49/10,345.41
6. Step 6: Final answer
   x = 7,769.05