Finding the Fourth Proportional to 113,150.39, 156,099.76 and 67,813.88

Step by Step Solution

1. Step 1: Write the proportion equation
   113,150.39 : 156,099.76 = 67,813.88 : x
2. Step 2: Convert to fraction form
   113,150.39/156,099.76 = 67,813.88/x
3. Step 3: Cross multiply
   113,150.39x = 156,099.76 × 67,813.88
4. Step 4: Simplify right side
   113,150.39x = 10,585,729,442.64
5. Step 5: Solve for x
   x = 10,585,729,442.64/113,150.39
6. Step 6: Final answer
   x = 93,554.52