Finding the Fourth Proportional to 32,412.46, 48,599.25 and 12,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,412.46 : 48,599.25 = 12,667.50 : x
2. Step 2: Convert to fraction form
   32,412.46/48,599.25 = 12,667.50/x
3. Step 3: Cross multiply
   32,412.46x = 48,599.25 × 12,667.50
4. Step 4: Simplify right side
   32,412.46x = 615,630,999.38
5. Step 5: Solve for x
   x = 615,630,999.38/32,412.46
6. Step 6: Final answer
   x = 18,993.65