Finding the Fourth Proportional to 143,300.56, 197,739.06 and 82,862.08

Step by Step Solution

1. Step 1: Write the proportion equation
   143,300.56 : 197,739.06 = 82,862.08 : x
2. Step 2: Convert to fraction form
   143,300.56/197,739.06 = 82,862.08/x
3. Step 3: Cross multiply
   143,300.56x = 197,739.06 × 82,862.08
4. Step 4: Simplify right side
   143,300.56x = 16,385,069,808.84
5. Step 5: Solve for x
   x = 16,385,069,808.84/143,300.56
6. Step 6: Final answer
   x = 114,340.58