Finding the Fourth Proportional to 7,815.19, 10,773.76 and 5,573.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,815.19 : 10,773.76 = 5,573.18 : x
2. Step 2: Convert to fraction form
   7,815.19/10,773.76 = 5,573.18/x
3. Step 3: Cross multiply
   7,815.19x = 10,773.76 × 5,573.18
4. Step 4: Simplify right side
   7,815.19x = 60,044,103.76
5. Step 5: Solve for x
   x = 60,044,103.76/7,815.19
6. Step 6: Final answer
   x = 7,683.00