Finding the Fourth Proportional to 32,308.67, 48,443.15 and 12,564.21

Step by Step Solution

1. Step 1: Write the proportion equation
   32,308.67 : 48,443.15 = 12,564.21 : x
2. Step 2: Convert to fraction form
   32,308.67/48,443.15 = 12,564.21/x
3. Step 3: Cross multiply
   32,308.67x = 48,443.15 × 12,564.21
4. Step 4: Simplify right side
   32,308.67x = 608,649,909.66
5. Step 5: Solve for x
   x = 608,649,909.66/32,308.67
6. Step 6: Final answer
   x = 18,838.59