Finding the Fourth Proportional to 115,951.02, 160,014.42 and 64,963.41

Step by Step Solution

1. Step 1: Write the proportion equation
   115,951.02 : 160,014.42 = 64,963.41 : x
2. Step 2: Convert to fraction form
   115,951.02/160,014.42 = 64,963.41/x
3. Step 3: Cross multiply
   115,951.02x = 160,014.42 × 64,963.41
4. Step 4: Simplify right side
   115,951.02x = 10,395,082,372.37
5. Step 5: Solve for x
   x = 10,395,082,372.37/115,951.02
6. Step 6: Final answer
   x = 89,650.63