Finding the Fourth Proportional to 10,657.95, 14,727.51 and 10,145.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,657.95 : 14,727.51 = 10,145.82 : x
2. Step 2: Convert to fraction form
   10,657.95/14,727.51 = 10,145.82/x
3. Step 3: Cross multiply
   10,657.95x = 14,727.51 × 10,145.82
4. Step 4: Simplify right side
   10,657.95x = 149,422,665.51
5. Step 5: Solve for x
   x = 149,422,665.51/10,657.95
6. Step 6: Final answer
   x = 14,019.83