Finding the Fourth Proportional to 95,478.50, 143,168.52 and 65,538.48

Step by Step Solution

1. Step 1: Write the proportion equation
   95,478.50 : 143,168.52 = 65,538.48 : x
2. Step 2: Convert to fraction form
   95,478.50/143,168.52 = 65,538.48/x
3. Step 3: Cross multiply
   95,478.50x = 143,168.52 × 65,538.48
4. Step 4: Simplify right side
   95,478.50x = 9,383,047,184.65
5. Step 5: Solve for x
   x = 9,383,047,184.65/95,478.50
6. Step 6: Final answer
   x = 98,273.93