Finding the Fourth Proportional to 116,099.72, 160,250.77 and 68,380.59

Step by Step Solution

1. Step 1: Write the proportion equation
   116,099.72 : 160,250.77 = 68,380.59 : x
2. Step 2: Convert to fraction form
   116,099.72/160,250.77 = 68,380.59/x
3. Step 3: Cross multiply
   116,099.72x = 160,250.77 × 68,380.59
4. Step 4: Simplify right side
   116,099.72x = 10,958,042,200.55
5. Step 5: Solve for x
   x = 10,958,042,200.55/116,099.72
6. Step 6: Final answer
   x = 94,384.74