Finding the Fourth Proportional to 32,508, 48,739.59 and 12,788.82

Step by Step Solution

1. Step 1: Write the proportion equation
   32,508 : 48,739.59 = 12,788.82 : x
2. Step 2: Convert to fraction form
   32,508/48,739.59 = 12,788.82/x
3. Step 3: Cross multiply
   32,508x = 48,739.59 × 12,788.82
4. Step 4: Simplify right side
   32,508x = 623,321,843.38
5. Step 5: Solve for x
   x = 623,321,843.38/32,508
6. Step 6: Final answer
   x = 19,174.41