Finding the Fourth Proportional to 27,463.88, 37,863.50 and 21,817.37

Step by Step Solution

1. Step 1: Write the proportion equation
   27,463.88 : 37,863.50 = 21,817.37 : x
2. Step 2: Convert to fraction form
   27,463.88/37,863.50 = 21,817.37/x
3. Step 3: Cross multiply
   27,463.88x = 37,863.50 × 21,817.37
4. Step 4: Simplify right side
   27,463.88x = 826,081,690.59
5. Step 5: Solve for x
   x = 826,081,690.59/27,463.88
6. Step 6: Final answer
   x = 30,078.85