Finding the Fourth Proportional to 37,936.67, 52,344.79 and 21,800.86

Step by Step Solution

1. Step 1: Write the proportion equation
   37,936.67 : 52,344.79 = 21,800.86 : x
2. Step 2: Convert to fraction form
   37,936.67/52,344.79 = 21,800.86/x
3. Step 3: Cross multiply
   37,936.67x = 52,344.79 × 21,800.86
4. Step 4: Simplify right side
   37,936.67x = 1,141,161,438.52
5. Step 5: Solve for x
   x = 1,141,161,438.52/37,936.67
6. Step 6: Final answer
   x = 30,080.70