Finding the Fourth Proportional to 27,085.32, 37,379.52 and 15,150.72

Step by Step Solution

1. Step 1: Write the proportion equation
   27,085.32 : 37,379.52 = 15,150.72 : x
2. Step 2: Convert to fraction form
   27,085.32/37,379.52 = 15,150.72/x
3. Step 3: Cross multiply
   27,085.32x = 37,379.52 × 15,150.72
4. Step 4: Simplify right side
   27,085.32x = 566,326,641.25
5. Step 5: Solve for x
   x = 566,326,641.25/27,085.32
6. Step 6: Final answer
   x = 20,908.99