Finding the Fourth Proportional to 42,884.89, 64,315.13 and 27,066.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,884.89 : 64,315.13 = 27,066.24 : x
2. Step 2: Convert to fraction form
   42,884.89/64,315.13 = 27,066.24/x
3. Step 3: Cross multiply
   42,884.89x = 64,315.13 × 27,066.24
4. Step 4: Simplify right side
   42,884.89x = 1,740,768,608.88
5. Step 5: Solve for x
   x = 1,740,768,608.88/42,884.89
6. Step 6: Final answer
   x = 40,591.66