Finding the Fourth Proportional to 42,017.12, 57,982.88 and 22,897.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,017.12 : 57,982.88 = 22,897.06 : x
2. Step 2: Convert to fraction form
   42,017.12/57,982.88 = 22,897.06/x
3. Step 3: Cross multiply
   42,017.12x = 57,982.88 × 22,897.06
4. Step 4: Simplify right side
   42,017.12x = 1,327,637,222.89
5. Step 5: Solve for x
   x = 1,327,637,222.89/42,017.12
6. Step 6: Final answer
   x = 31,597.53