Finding the Fourth Proportional to 10,345.88, 14,277.57 and 5,630.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,345.88 : 14,277.57 = 5,630.42 : x
2. Step 2: Convert to fraction form
   10,345.88/14,277.57 = 5,630.42/x
3. Step 3: Cross multiply
   10,345.88x = 14,277.57 × 5,630.42
4. Step 4: Simplify right side
   10,345.88x = 80,388,715.68
5. Step 5: Solve for x
   x = 80,388,715.68/10,345.88
6. Step 6: Final answer
   x = 7,770.12