Finding the Fourth Proportional to 7,112.04, 9,810.36 and 5,123.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,112.04 : 9,810.36 = 5,123.52 : x
2. Step 2: Convert to fraction form
   7,112.04/9,810.36 = 5,123.52/x
3. Step 3: Cross multiply
   7,112.04x = 9,810.36 × 5,123.52
4. Step 4: Simplify right side
   7,112.04x = 50,263,575.67
5. Step 5: Solve for x
   x = 50,263,575.67/7,112.04
6. Step 6: Final answer
   x = 7,067.39