Finding the Fourth Proportional to 116,390.68, 160,580.82 and 67,981.48

Step by Step Solution

1. Step 1: Write the proportion equation
   116,390.68 : 160,580.82 = 67,981.48 : x
2. Step 2: Convert to fraction form
   116,390.68/160,580.82 = 67,981.48/x
3. Step 3: Cross multiply
   116,390.68x = 160,580.82 × 67,981.48
4. Step 4: Simplify right side
   116,390.68x = 10,916,521,803.21
5. Step 5: Solve for x
   x = 10,916,521,803.21/116,390.68
6. Step 6: Final answer
   x = 93,792.06