Finding the Fourth Proportional to 112,077.30, 167,968.35 and 82,355.70

Step by Step Solution

1. Step 1: Write the proportion equation
   112,077.30 : 167,968.35 = 82,355.70 : x
2. Step 2: Convert to fraction form
   112,077.30/167,968.35 = 82,355.70/x
3. Step 3: Cross multiply
   112,077.30x = 167,968.35 × 82,355.70
4. Step 4: Simplify right side
   112,077.30x = 13,833,151,042.10
5. Step 5: Solve for x
   x = 13,833,151,042.10/112,077.30
6. Step 6: Final answer
   x = 123,425.09