Finding the Fourth Proportional to 37,898, 52,298.53 and 20,903.83

Step by Step Solution

1. Step 1: Write the proportion equation
   37,898 : 52,298.53 = 20,903.83 : x
2. Step 2: Convert to fraction form
   37,898/52,298.53 = 20,903.83/x
3. Step 3: Cross multiply
   37,898x = 52,298.53 × 20,903.83
4. Step 4: Simplify right side
   37,898x = 1,093,239,580.37
5. Step 5: Solve for x
   x = 1,093,239,580.37/37,898
6. Step 6: Final answer
   x = 28,846.89