Finding the Fourth Proportional to 107,956.80, 149,049.72 and 67,725.72

Step by Step Solution

1. Step 1: Write the proportion equation
   107,956.80 : 149,049.72 = 67,725.72 : x
2. Step 2: Convert to fraction form
   107,956.80/149,049.72 = 67,725.72/x
3. Step 3: Cross multiply
   107,956.80x = 149,049.72 × 67,725.72
4. Step 4: Simplify right side
   107,956.80x = 10,094,499,602.80
5. Step 5: Solve for x
   x = 10,094,499,602.80/107,956.80
6. Step 6: Final answer
   x = 93,504.99