Finding the Fourth Proportional to 141,308.73, 194,811.15 and 112,725.33

Step by Step Solution

1. Step 1: Write the proportion equation
   141,308.73 : 194,811.15 = 112,725.33 : x
2. Step 2: Convert to fraction form
   141,308.73/194,811.15 = 112,725.33/x
3. Step 3: Cross multiply
   141,308.73x = 194,811.15 × 112,725.33
4. Step 4: Simplify right side
   141,308.73x = 21,960,151,171.43
5. Step 5: Solve for x
   x = 21,960,151,171.43/141,308.73
6. Step 6: Final answer
   x = 155,405.48