Finding the Fourth Proportional to 32,518.73, 48,748.51 and 12,515.47

Step by Step Solution

1. Step 1: Write the proportion equation
   32,518.73 : 48,748.51 = 12,515.47 : x
2. Step 2: Convert to fraction form
   32,518.73/48,748.51 = 12,515.47/x
3. Step 3: Cross multiply
   32,518.73x = 48,748.51 × 12,515.47
4. Step 4: Simplify right side
   32,518.73x = 610,110,514.45
5. Step 5: Solve for x
   x = 610,110,514.45/32,518.73
6. Step 6: Final answer
   x = 18,761.82