Finding the Fourth Proportional to 116,327.72, 160,491.37 and 76,065.05

Step by Step Solution

1. Step 1: Write the proportion equation
   116,327.72 : 160,491.37 = 76,065.05 : x
2. Step 2: Convert to fraction form
   116,327.72/160,491.37 = 76,065.05/x
3. Step 3: Cross multiply
   116,327.72x = 160,491.37 × 76,065.05
4. Step 4: Simplify right side
   116,327.72x = 12,207,784,083.62
5. Step 5: Solve for x
   x = 12,207,784,083.62/116,327.72
6. Step 6: Final answer
   x = 104,943.04