Finding the Fourth Proportional to 32,212.71, 48,333.45 and 12,492.81

Step by Step Solution

1. Step 1: Write the proportion equation
   32,212.71 : 48,333.45 = 12,492.81 : x
2. Step 2: Convert to fraction form
   32,212.71/48,333.45 = 12,492.81/x
3. Step 3: Cross multiply
   32,212.71x = 48,333.45 × 12,492.81
4. Step 4: Simplify right side
   32,212.71x = 603,820,607.49
5. Step 5: Solve for x
   x = 603,820,607.49/32,212.71
6. Step 6: Final answer
   x = 18,744.79