Finding the Fourth Proportional to 32,429.86, 48,620.48 and 13,731.82

Step by Step Solution

1. Step 1: Write the proportion equation
   32,429.86 : 48,620.48 = 13,731.82 : x
2. Step 2: Convert to fraction form
   32,429.86/48,620.48 = 13,731.82/x
3. Step 3: Cross multiply
   32,429.86x = 48,620.48 × 13,731.82
4. Step 4: Simplify right side
   32,429.86x = 667,647,679.67
5. Step 5: Solve for x
   x = 667,647,679.67/32,429.86
6. Step 6: Final answer
   x = 20,587.44