Finding the Fourth Proportional to 89,785.96, 123,812.52 and 59,167.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89,785.96 : 123,812.52 = 59,167.06 : x
2. Step 2: Convert to fraction form
   89,785.96/123,812.52 = 59,167.06/x
3. Step 3: Cross multiply
   89,785.96x = 123,812.52 × 59,167.06
4. Step 4: Simplify right side
   89,785.96x = 7,325,622,799.59
5. Step 5: Solve for x
   x = 7,325,622,799.59/89,785.96
6. Step 6: Final answer
   x = 81,589.85