Finding the Fourth Proportional to 32,890.54, 49,327.59 and 12,904.10

Step by Step Solution

1. Step 1: Write the proportion equation
   32,890.54 : 49,327.59 = 12,904.10 : x
2. Step 2: Convert to fraction form
   32,890.54/49,327.59 = 12,904.10/x
3. Step 3: Cross multiply
   32,890.54x = 49,327.59 × 12,904.10
4. Step 4: Simplify right side
   32,890.54x = 636,528,154.12
5. Step 5: Solve for x
   x = 636,528,154.12/32,890.54
6. Step 6: Final answer
   x = 19,352.93