Finding the Fourth Proportional to 32,686.32, 49,023.60 and 13,976.88

Step by Step Solution

1. Step 1: Write the proportion equation
   32,686.32 : 49,023.60 = 13,976.88 : x
2. Step 2: Convert to fraction form
   32,686.32/49,023.60 = 13,976.88/x
3. Step 3: Cross multiply
   32,686.32x = 49,023.60 × 13,976.88
4. Step 4: Simplify right side
   32,686.32x = 685,196,974.37
5. Step 5: Solve for x
   x = 685,196,974.37/32,686.32
6. Step 6: Final answer
   x = 20,962.81