Finding the Fourth Proportional to 40,978.22, 56,549.04 and 23,072.84

Step by Step Solution

1. Step 1: Write the proportion equation
   40,978.22 : 56,549.04 = 23,072.84 : x
2. Step 2: Convert to fraction form
   40,978.22/56,549.04 = 23,072.84/x
3. Step 3: Cross multiply
   40,978.22x = 56,549.04 × 23,072.84
4. Step 4: Simplify right side
   40,978.22x = 1,304,746,952.07
5. Step 5: Solve for x
   x = 1,304,746,952.07/40,978.22
6. Step 6: Final answer
   x = 31,840.01