Finding the Fourth Proportional to 143,353.54, 215,056.24 and 59,066.81

Step by Step Solution

1. Step 1: Write the proportion equation
   143,353.54 : 215,056.24 = 59,066.81 : x
2. Step 2: Convert to fraction form
   143,353.54/215,056.24 = 59,066.81/x
3. Step 3: Cross multiply
   143,353.54x = 215,056.24 × 59,066.81
4. Step 4: Simplify right side
   143,353.54x = 12,702,686,067.39
5. Step 5: Solve for x
   x = 12,702,686,067.39/143,353.54
6. Step 6: Final answer
   x = 88,610.90