Finding the Fourth Proportional to 27,158.34, 37,476.46 and 15,219.37

Step by Step Solution

1. Step 1: Write the proportion equation
   27,158.34 : 37,476.46 = 15,219.37 : x
2. Step 2: Convert to fraction form
   27,158.34/37,476.46 = 15,219.37/x
3. Step 3: Cross multiply
   27,158.34x = 37,476.46 × 15,219.37
4. Step 4: Simplify right side
   27,158.34x = 570,368,111.03
5. Step 5: Solve for x
   x = 570,368,111.03/27,158.34
6. Step 6: Final answer
   x = 21,001.58