Finding the Fourth Proportional to 42,958.07, 64,462.22 and 17,996.01

Step by Step Solution

1. Step 1: Write the proportion equation
   42,958.07 : 64,462.22 = 17,996.01 : x
2. Step 2: Convert to fraction form
   42,958.07/64,462.22 = 17,996.01/x
3. Step 3: Cross multiply
   42,958.07x = 64,462.22 × 17,996.01
4. Step 4: Simplify right side
   42,958.07x = 1,160,062,755.74
5. Step 5: Solve for x
   x = 1,160,062,755.74/42,958.07
6. Step 6: Final answer
   x = 27,004.54