Finding the Fourth Proportional to 32,348.64, 48,519.12 and 13,866.72

Step by Step Solution

1. Step 1: Write the proportion equation
   32,348.64 : 48,519.12 = 13,866.72 : x
2. Step 2: Convert to fraction form
   32,348.64/48,519.12 = 13,866.72/x
3. Step 3: Cross multiply
   32,348.64x = 48,519.12 × 13,866.72
4. Step 4: Simplify right side
   32,348.64x = 672,801,051.69
5. Step 5: Solve for x
   x = 672,801,051.69/32,348.64
6. Step 6: Final answer
   x = 20,798.43