Finding the Fourth Proportional to 7,680.74, 10,599.98 and 4,323.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,680.74 : 10,599.98 = 4,323.89 : x
2. Step 2: Convert to fraction form
   7,680.74/10,599.98 = 4,323.89/x
3. Step 3: Cross multiply
   7,680.74x = 10,599.98 × 4,323.89
4. Step 4: Simplify right side
   7,680.74x = 45,833,147.52
5. Step 5: Solve for x
   x = 45,833,147.52/7,680.74
6. Step 6: Final answer
   x = 5,967.28