Finding the Fourth Proportional to 119,718.56, 179,603.82 and 59,779.28

Step by Step Solution

1. Step 1: Write the proportion equation
   119,718.56 : 179,603.82 = 59,779.28 : x
2. Step 2: Convert to fraction form
   119,718.56/179,603.82 = 59,779.28/x
3. Step 3: Cross multiply
   119,718.56x = 179,603.82 × 59,779.28
4. Step 4: Simplify right side
   119,718.56x = 10,736,586,146.83
5. Step 5: Solve for x
   x = 10,736,586,146.83/119,718.56
6. Step 6: Final answer
   x = 89,681.89