Finding the Fourth Proportional to 115,196.58, 158,974.65 and 67,445.46

Step by Step Solution

1. Step 1: Write the proportion equation
   115,196.58 : 158,974.65 = 67,445.46 : x
2. Step 2: Convert to fraction form
   115,196.58/158,974.65 = 67,445.46/x
3. Step 3: Cross multiply
   115,196.58x = 158,974.65 × 67,445.46
4. Step 4: Simplify right side
   115,196.58x = 10,722,118,397.59
5. Step 5: Solve for x
   x = 10,722,118,397.59/115,196.58
6. Step 6: Final answer
   x = 93,076.71