Finding the Fourth Proportional to 140,725.56, 194,453.10 and 112,662.84

Step by Step Solution

1. Step 1: Write the proportion equation
   140,725.56 : 194,453.10 = 112,662.84 : x
2. Step 2: Convert to fraction form
   140,725.56/194,453.10 = 112,662.84/x
3. Step 3: Cross multiply
   140,725.56x = 194,453.10 × 112,662.84
4. Step 4: Simplify right side
   140,725.56x = 21,907,638,492.80
5. Step 5: Solve for x
   x = 21,907,638,492.80/140,725.56
6. Step 6: Final answer
   x = 155,676.33