Finding the Fourth Proportional to 143,250.93, 214,865.76 and 57,867.72

Step by Step Solution

1. Step 1: Write the proportion equation
   143,250.93 : 214,865.76 = 57,867.72 : x
2. Step 2: Convert to fraction form
   143,250.93/214,865.76 = 57,867.72/x
3. Step 3: Cross multiply
   143,250.93x = 214,865.76 × 57,867.72
4. Step 4: Simplify right side
   143,250.93x = 12,433,791,048.52
5. Step 5: Solve for x
   x = 12,433,791,048.52/143,250.93
6. Step 6: Final answer
   x = 86,797.28