Finding the Fourth Proportional to 118,093.27, 162,968.25 and 64,378.12

Step by Step Solution

1. Step 1: Write the proportion equation
   118,093.27 : 162,968.25 = 64,378.12 : x
2. Step 2: Convert to fraction form
   118,093.27/162,968.25 = 64,378.12/x
3. Step 3: Cross multiply
   118,093.27x = 162,968.25 × 64,378.12
4. Step 4: Simplify right side
   118,093.27x = 10,491,589,554.69
5. Step 5: Solve for x
   x = 10,491,589,554.69/118,093.27
6. Step 6: Final answer
   x = 88,841.55