Finding the Fourth Proportional to 27,404.15, 37,817.33 and 15,304.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,404.15 : 37,817.33 = 15,304.50 : x
2. Step 2: Convert to fraction form
   27,404.15/37,817.33 = 15,304.50/x
3. Step 3: Cross multiply
   27,404.15x = 37,817.33 × 15,304.50
4. Step 4: Simplify right side
   27,404.15x = 578,775,250.46
5. Step 5: Solve for x
   x = 578,775,250.46/27,404.15
6. Step 6: Final answer
   x = 21,119.99