Finding the Fourth Proportional to 89,968.28, 134,952.59 and 23,408.30

Step by Step Solution

1. Step 1: Write the proportion equation
   89,968.28 : 134,952.59 = 23,408.30 : x
2. Step 2: Convert to fraction form
   89,968.28/134,952.59 = 23,408.30/x
3. Step 3: Cross multiply
   89,968.28x = 134,952.59 × 23,408.30
4. Step 4: Simplify right side
   89,968.28x = 3,159,011,108.40
5. Step 5: Solve for x
   x = 3,159,011,108.40/89,968.28
6. Step 6: Final answer
   x = 35,112.50