Finding the Fourth Proportional to 27,093.38, 37,388.31 and 15,156.81

Step by Step Solution

1. Step 1: Write the proportion equation
   27,093.38 : 37,388.31 = 15,156.81 : x
2. Step 2: Convert to fraction form
   27,093.38/37,388.31 = 15,156.81/x
3. Step 3: Cross multiply
   27,093.38x = 37,388.31 × 15,156.81
4. Step 4: Simplify right side
   27,093.38x = 566,687,510.89
5. Step 5: Solve for x
   x = 566,687,510.89/27,093.38
6. Step 6: Final answer
   x = 20,916.09