Finding the Fourth Proportional to 143,327.30, 214,695.30 and 83,983.10

Step by Step Solution

1. Step 1: Write the proportion equation
   143,327.30 : 214,695.30 = 83,983.10 : x
2. Step 2: Convert to fraction form
   143,327.30/214,695.30 = 83,983.10/x
3. Step 3: Cross multiply
   143,327.30x = 214,695.30 × 83,983.10
4. Step 4: Simplify right side
   143,327.30x = 18,030,776,849.43
5. Step 5: Solve for x
   x = 18,030,776,849.43/143,327.30
6. Step 6: Final answer
   x = 125,801.41