Finding the Fourth Proportional to 37,911.26, 52,300.61 and 21,986.48

Step by Step Solution

1. Step 1: Write the proportion equation
   37,911.26 : 52,300.61 = 21,986.48 : x
2. Step 2: Convert to fraction form
   37,911.26/52,300.61 = 21,986.48/x
3. Step 3: Cross multiply
   37,911.26x = 52,300.61 × 21,986.48
4. Step 4: Simplify right side
   37,911.26x = 1,149,906,315.75
5. Step 5: Solve for x
   x = 1,149,906,315.75/37,911.26
6. Step 6: Final answer
   x = 30,331.52