Finding the Fourth Proportional to 119,116.86, 164,271.54 and 80,933.58

Step by Step Solution

1. Step 1: Write the proportion equation
   119,116.86 : 164,271.54 = 80,933.58 : x
2. Step 2: Convert to fraction form
   119,116.86/164,271.54 = 80,933.58/x
3. Step 3: Cross multiply
   119,116.86x = 164,271.54 × 80,933.58
4. Step 4: Simplify right side
   119,116.86x = 13,295,083,824.31
5. Step 5: Solve for x
   x = 13,295,083,824.31/119,116.86
6. Step 6: Final answer
   x = 111,613.79