Finding the Fourth Proportional to 49,376.72, 68,138.16 and 28,162.82

Step by Step Solution

1. Step 1: Write the proportion equation
   49,376.72 : 68,138.16 = 28,162.82 : x
2. Step 2: Convert to fraction form
   49,376.72/68,138.16 = 28,162.82/x
3. Step 3: Cross multiply
   49,376.72x = 68,138.16 × 28,162.82
4. Step 4: Simplify right side
   49,376.72x = 1,918,962,735.21
5. Step 5: Solve for x
   x = 1,918,962,735.21/49,376.72
6. Step 6: Final answer
   x = 38,863.71