Finding the Fourth Proportional to 10,253.36, 14,146.71 and 5,775.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,253.36 : 14,146.71 = 5,775.55 : x
2. Step 2: Convert to fraction form
   10,253.36/14,146.71 = 5,775.55/x
3. Step 3: Cross multiply
   10,253.36x = 14,146.71 × 5,775.55
4. Step 4: Simplify right side
   10,253.36x = 81,705,030.94
5. Step 5: Solve for x
   x = 81,705,030.94/10,253.36
6. Step 6: Final answer
   x = 7,968.61