Finding the Fourth Proportional to 20,097.23, 30,128.83 and 7,610.37

Step by Step Solution

1. Step 1: Write the proportion equation
   20,097.23 : 30,128.83 = 7,610.37 : x
2. Step 2: Convert to fraction form
   20,097.23/30,128.83 = 7,610.37/x
3. Step 3: Cross multiply
   20,097.23x = 30,128.83 × 7,610.37
4. Step 4: Simplify right side
   20,097.23x = 229,291,411.96
5. Step 5: Solve for x
   x = 229,291,411.96/20,097.23
6. Step 6: Final answer
   x = 11,409.11