Finding the Fourth Proportional to 39,968.41, 55,156.42 and 22,063.43

Step by Step Solution

1. Step 1: Write the proportion equation
   39,968.41 : 55,156.42 = 22,063.43 : x
2. Step 2: Convert to fraction form
   39,968.41/55,156.42 = 22,063.43/x
3. Step 3: Cross multiply
   39,968.41x = 55,156.42 × 22,063.43
4. Step 4: Simplify right side
   39,968.41x = 1,216,939,760.01
5. Step 5: Solve for x
   x = 1,216,939,760.01/39,968.41
6. Step 6: Final answer
   x = 30,447.54