Finding the Fourth Proportional to 23,789.86, 32,811.06 and 15,292.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,789.86 : 32,811.06 = 15,292.86 : x
2. Step 2: Convert to fraction form
   23,789.86/32,811.06 = 15,292.86/x
3. Step 3: Cross multiply
   23,789.86x = 32,811.06 × 15,292.86
4. Step 4: Simplify right side
   23,789.86x = 501,774,947.03
5. Step 5: Solve for x
   x = 501,774,947.03/23,789.86
6. Step 6: Final answer
   x = 21,091.97