Finding the Fourth Proportional to 49,352.58, 68,089.86 and 28,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,352.58 : 68,089.86 = 28,116.72 : x
2. Step 2: Convert to fraction form
   49,352.58/68,089.86 = 28,116.72/x
3. Step 3: Cross multiply
   49,352.58x = 68,089.86 × 28,116.72
4. Step 4: Simplify right side
   49,352.58x = 1,914,463,528.46
5. Step 5: Solve for x
   x = 1,914,463,528.46/49,352.58
6. Step 6: Final answer
   x = 38,791.56