Finding the Fourth Proportional to 49,691.31, 68,575.83 and 28,474.67

Step by Step Solution

1. Step 1: Write the proportion equation
   49,691.31 : 68,575.83 = 28,474.67 : x
2. Step 2: Convert to fraction form
   49,691.31/68,575.83 = 28,474.67/x
3. Step 3: Cross multiply
   49,691.31x = 68,575.83 × 28,474.67
4. Step 4: Simplify right side
   49,691.31x = 1,952,674,193.89
5. Step 5: Solve for x
   x = 1,952,674,193.89/49,691.31
6. Step 6: Final answer
   x = 39,296.09