Finding the Fourth Proportional to 116,011.50, 160,173.09 and 89,106

Step by Step Solution

1. Step 1: Write the proportion equation
   116,011.50 : 160,173.09 = 89,106 : x
2. Step 2: Convert to fraction form
   116,011.50/160,173.09 = 89,106/x
3. Step 3: Cross multiply
   116,011.50x = 160,173.09 × 89,106
4. Step 4: Simplify right side
   116,011.50x = 14,272,383,357.54
5. Step 5: Solve for x
   x = 14,272,383,357.54/116,011.50
6. Step 6: Final answer
   x = 123,025.59