Finding the Fourth Proportional to 49,870.12, 68,829.67 and 29,728.29

Step by Step Solution

1. Step 1: Write the proportion equation
   49,870.12 : 68,829.67 = 29,728.29 : x
2. Step 2: Convert to fraction form
   49,870.12/68,829.67 = 29,728.29/x
3. Step 3: Cross multiply
   49,870.12x = 68,829.67 × 29,728.29
4. Step 4: Simplify right side
   49,870.12x = 2,046,188,046.22
5. Step 5: Solve for x
   x = 2,046,188,046.22/49,870.12
6. Step 6: Final answer
   x = 41,030.34