Finding the Fourth Proportional to 103,298.72, 154,896.87 and 36,728.84

Step by Step Solution

1. Step 1: Write the proportion equation
   103,298.72 : 154,896.87 = 36,728.84 : x
2. Step 2: Convert to fraction form
   103,298.72/154,896.87 = 36,728.84/x
3. Step 3: Cross multiply
   103,298.72x = 154,896.87 × 36,728.84
4. Step 4: Simplify right side
   103,298.72x = 5,689,182,354.73
5. Step 5: Solve for x
   x = 5,689,182,354.73/103,298.72
6. Step 6: Final answer
   x = 55,075.05