Finding the Fourth Proportional to 103,196.52, 154,778.16 and 28,299.27

Step by Step Solution

1. Step 1: Write the proportion equation
   103,196.52 : 154,778.16 = 28,299.27 : x
2. Step 2: Convert to fraction form
   103,196.52/154,778.16 = 28,299.27/x
3. Step 3: Cross multiply
   103,196.52x = 154,778.16 × 28,299.27
4. Step 4: Simplify right side
   103,196.52x = 4,380,108,939.94
5. Step 5: Solve for x
   x = 4,380,108,939.94/103,196.52
6. Step 6: Final answer
   x = 42,444.35