Finding the Fourth Proportional to 113,053.75, 155,969.78 and 67,733.64

Step by Step Solution

1. Step 1: Write the proportion equation
   113,053.75 : 155,969.78 = 67,733.64 : x
2. Step 2: Convert to fraction form
   113,053.75/155,969.78 = 67,733.64/x
3. Step 3: Cross multiply
   113,053.75x = 155,969.78 × 67,733.64
4. Step 4: Simplify right side
   113,053.75x = 10,564,400,590.73
5. Step 5: Solve for x
   x = 10,564,400,590.73/113,053.75
6. Step 6: Final answer
   x = 93,445.82