Finding the Fourth Proportional to 7,445.58, 10,275.43 and 4,923.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,445.58 : 10,275.43 = 4,923.31 : x
2. Step 2: Convert to fraction form
   7,445.58/10,275.43 = 4,923.31/x
3. Step 3: Cross multiply
   7,445.58x = 10,275.43 × 4,923.31
4. Step 4: Simplify right side
   7,445.58x = 50,589,127.27
5. Step 5: Solve for x
   x = 50,589,127.27/7,445.58
6. Step 6: Final answer
   x = 6,794.52