Finding the Fourth Proportional to 37,311.93, 51,491.72 and 20,316.83

Step by Step Solution

1. Step 1: Write the proportion equation
   37,311.93 : 51,491.72 = 20,316.83 : x
2. Step 2: Convert to fraction form
   37,311.93/51,491.72 = 20,316.83/x
3. Step 3: Cross multiply
   37,311.93x = 51,491.72 × 20,316.83
4. Step 4: Simplify right side
   37,311.93x = 1,046,148,162.60
5. Step 5: Solve for x
   x = 1,046,148,162.60/37,311.93
6. Step 6: Final answer
   x = 28,037.90