Finding the Fourth Proportional to 87,441.12, 120,667.32 and 49,714.56

Step by Step Solution

1. Step 1: Write the proportion equation
   87,441.12 : 120,667.32 = 49,714.56 : x
2. Step 2: Convert to fraction form
   87,441.12/120,667.32 = 49,714.56/x
3. Step 3: Cross multiply
   87,441.12x = 120,667.32 × 49,714.56
4. Step 4: Simplify right side
   87,441.12x = 5,998,922,720.18
5. Step 5: Solve for x
   x = 5,998,922,720.18/87,441.12
6. Step 6: Final answer
   x = 68,605.28