Finding the Fourth Proportional to 110,081.67, 151,912.58 and 59,780.31

Step by Step Solution

1. Step 1: Write the proportion equation
   110,081.67 : 151,912.58 = 59,780.31 : x
2. Step 2: Convert to fraction form
   110,081.67/151,912.58 = 59,780.31/x
3. Step 3: Cross multiply
   110,081.67x = 151,912.58 × 59,780.31
4. Step 4: Simplify right side
   110,081.67x = 9,081,380,826.40
5. Step 5: Solve for x
   x = 9,081,380,826.40/110,081.67
6. Step 6: Final answer
   x = 82,496.76