Finding the Fourth Proportional to 143,185.62, 214,696.12 and 59,003.89

Step by Step Solution

1. Step 1: Write the proportion equation
   143,185.62 : 214,696.12 = 59,003.89 : x
2. Step 2: Convert to fraction form
   143,185.62/214,696.12 = 59,003.89/x
3. Step 3: Cross multiply
   143,185.62x = 214,696.12 × 59,003.89
4. Step 4: Simplify right side
   143,185.62x = 12,667,906,881.95
5. Step 5: Solve for x
   x = 12,667,906,881.95/143,185.62
6. Step 6: Final answer
   x = 88,471.92