Finding the Fourth Proportional to 116,128.27, 160,248.94 and 68,371.48

Step by Step Solution

1. Step 1: Write the proportion equation
   116,128.27 : 160,248.94 = 68,371.48 : x
2. Step 2: Convert to fraction form
   116,128.27/160,248.94 = 68,371.48/x
3. Step 3: Cross multiply
   116,128.27x = 160,248.94 × 68,371.48
4. Step 4: Simplify right side
   116,128.27x = 10,956,457,196.23
5. Step 5: Solve for x
   x = 10,956,457,196.23/116,128.27
6. Step 6: Final answer
   x = 94,347.89