Finding the Fourth Proportional to 27,055.50, 37,339.83 and 15,877.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,055.50 : 37,339.83 = 15,877.50 : x
2. Step 2: Convert to fraction form
   27,055.50/37,339.83 = 15,877.50/x
3. Step 3: Cross multiply
   27,055.50x = 37,339.83 × 15,877.50
4. Step 4: Simplify right side
   27,055.50x = 592,863,150.83
5. Step 5: Solve for x
   x = 592,863,150.83/27,055.50
6. Step 6: Final answer
   x = 21,912.85