Finding the Fourth Proportional to 143,745.32, 214,607.27 and 109,833.86

Step by Step Solution

1. Step 1: Write the proportion equation
   143,745.32 : 214,607.27 = 109,833.86 : x
2. Step 2: Convert to fraction form
   143,745.32/214,607.27 = 109,833.86/x
3. Step 3: Cross multiply
   143,745.32x = 214,607.27 × 109,833.86
4. Step 4: Simplify right side
   143,745.32x = 23,571,143,637.83
5. Step 5: Solve for x
   x = 23,571,143,637.83/143,745.32
6. Step 6: Final answer
   x = 163,978.52