Finding the Fourth Proportional to 116,120.93, 160,209.05 and 67,711.95

Step by Step Solution

1. Step 1: Write the proportion equation
   116,120.93 : 160,209.05 = 67,711.95 : x
2. Step 2: Convert to fraction form
   116,120.93/160,209.05 = 67,711.95/x
3. Step 3: Cross multiply
   116,120.93x = 160,209.05 × 67,711.95
4. Step 4: Simplify right side
   116,120.93x = 10,848,066,844.59
5. Step 5: Solve for x
   x = 10,848,066,844.59/116,120.93
6. Step 6: Final answer
   x = 93,420.43