Finding the Fourth Proportional to 10,345.72, 14,277.15 and 5,630

Step by Step Solution

1. Step 1: Write the proportion equation
   10,345.72 : 14,277.15 = 5,630 : x
2. Step 2: Convert to fraction form
   10,345.72/14,277.15 = 5,630/x
3. Step 3: Cross multiply
   10,345.72x = 14,277.15 × 5,630
4. Step 4: Simplify right side
   10,345.72x = 80,380,326.35
5. Step 5: Solve for x
   x = 80,380,326.35/10,345.72
6. Step 6: Final answer
   x = 7,769.43