Finding the Fourth Proportional to 27,517.77, 37,978.74 and 22,196.07

Step by Step Solution

1. Step 1: Write the proportion equation
   27,517.77 : 37,978.74 = 22,196.07 : x
2. Step 2: Convert to fraction form
   27,517.77/37,978.74 = 22,196.07/x
3. Step 3: Cross multiply
   27,517.77x = 37,978.74 × 22,196.07
4. Step 4: Simplify right side
   27,517.77x = 842,978,771.55
5. Step 5: Solve for x
   x = 842,978,771.55/27,517.77
6. Step 6: Final answer
   x = 30,633.98