Finding the Fourth Proportional to 112,546.96, 168,582.24 and 72,986.56

Step by Step Solution

1. Step 1: Write the proportion equation
   112,546.96 : 168,582.24 = 72,986.56 : x
2. Step 2: Convert to fraction form
   112,546.96/168,582.24 = 72,986.56/x
3. Step 3: Cross multiply
   112,546.96x = 168,582.24 × 72,986.56
4. Step 4: Simplify right side
   112,546.96x = 12,304,237,774.69
5. Step 5: Solve for x
   x = 12,304,237,774.69/112,546.96
6. Step 6: Final answer
   x = 109,325.37