Finding the Fourth Proportional to 89,719.92, 123,865.02 and 59,546.16

Step by Step Solution

1. Step 1: Write the proportion equation
   89,719.92 : 123,865.02 = 59,546.16 : x
2. Step 2: Convert to fraction form
   89,719.92/123,865.02 = 59,546.16/x
3. Step 3: Cross multiply
   89,719.92x = 123,865.02 × 59,546.16
4. Step 4: Simplify right side
   89,719.92x = 7,375,686,299.32
5. Step 5: Solve for x
   x = 7,375,686,299.32/89,719.92
6. Step 6: Final answer
   x = 82,207.90