Finding the Fourth Proportional to 143,353.45, 215,056.10 and 59,066.73

Step by Step Solution

1. Step 1: Write the proportion equation
   143,353.45 : 215,056.10 = 59,066.73 : x
2. Step 2: Convert to fraction form
   143,353.45/215,056.10 = 59,066.73/x
3. Step 3: Cross multiply
   143,353.45x = 215,056.10 × 59,066.73
4. Step 4: Simplify right side
   143,353.45x = 12,702,659,222.94
5. Step 5: Solve for x
   x = 12,702,659,222.94/143,353.45
6. Step 6: Final answer
   x = 88,610.77