Finding the Fourth Proportional to 7,111.50, 9,818.70 and 4,599.68

Step by Step Solution

1. Step 1: Write the proportion equation
   7,111.50 : 9,818.70 = 4,599.68 : x
2. Step 2: Convert to fraction form
   7,111.50/9,818.70 = 4,599.68/x
3. Step 3: Cross multiply
   7,111.50x = 9,818.70 × 4,599.68
4. Step 4: Simplify right side
   7,111.50x = 45,162,878.02
5. Step 5: Solve for x
   x = 45,162,878.02/7,111.50
6. Step 6: Final answer
   x = 6,350.68