Finding the Fourth Proportional to 49,714.17, 68,603.54 and 28,478.67

Step by Step Solution

1. Step 1: Write the proportion equation
   49,714.17 : 68,603.54 = 28,478.67 : x
2. Step 2: Convert to fraction form
   49,714.17/68,603.54 = 28,478.67/x
3. Step 3: Cross multiply
   49,714.17x = 68,603.54 × 28,478.67
4. Step 4: Simplify right side
   49,714.17x = 1,953,737,434.10
5. Step 5: Solve for x
   x = 1,953,737,434.10/49,714.17
6. Step 6: Final answer
   x = 39,299.41