Finding the Fourth Proportional to 22,010.69, 33,018.60 and 7,977.33

Step by Step Solution

1. Step 1: Write the proportion equation
   22,010.69 : 33,018.60 = 7,977.33 : x
2. Step 2: Convert to fraction form
   22,010.69/33,018.60 = 7,977.33/x
3. Step 3: Cross multiply
   22,010.69x = 33,018.60 × 7,977.33
4. Step 4: Simplify right side
   22,010.69x = 263,400,268.34
5. Step 5: Solve for x
   x = 263,400,268.34/22,010.69
6. Step 6: Final answer
   x = 11,966.92