Finding the Fourth Proportional to 131,047.65, 196,283.34 and 108,300.53

Step by Step Solution

1. Step 1: Write the proportion equation
   131,047.65 : 196,283.34 = 108,300.53 : x
2. Step 2: Convert to fraction form
   131,047.65/196,283.34 = 108,300.53/x
3. Step 3: Cross multiply
   131,047.65x = 196,283.34 × 108,300.53
4. Step 4: Simplify right side
   131,047.65x = 21,257,588,770.75
5. Step 5: Solve for x
   x = 21,257,588,770.75/131,047.65
6. Step 6: Final answer
   x = 162,212.67