Finding the Fourth Proportional to 63,019.30, 86,939.31 and 37,511.37

Step by Step Solution

1. Step 1: Write the proportion equation
   63,019.30 : 86,939.31 = 37,511.37 : x
2. Step 2: Convert to fraction form
   63,019.30/86,939.31 = 37,511.37/x
3. Step 3: Cross multiply
   63,019.30x = 86,939.31 × 37,511.37
4. Step 4: Simplify right side
   63,019.30x = 3,261,212,624.95
5. Step 5: Solve for x
   x = 3,261,212,624.95/63,019.30
6. Step 6: Final answer
   x = 51,749.43