Finding the Fourth Proportional to 7,815.32, 10,773.93 and 5,573.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,815.32 : 10,773.93 = 5,573.31 : x
2. Step 2: Convert to fraction form
   7,815.32/10,773.93 = 5,573.31/x
3. Step 3: Cross multiply
   7,815.32x = 10,773.93 × 5,573.31
4. Step 4: Simplify right side
   7,815.32x = 60,046,451.81
5. Step 5: Solve for x
   x = 60,046,451.81/7,815.32
6. Step 6: Final answer
   x = 7,683.18