Finding the Fourth Proportional to 32,191.76, 48,294.59 and 13,216.43

Step by Step Solution

1. Step 1: Write the proportion equation
   32,191.76 : 48,294.59 = 13,216.43 : x
2. Step 2: Convert to fraction form
   32,191.76/48,294.59 = 13,216.43/x
3. Step 3: Cross multiply
   32,191.76x = 48,294.59 × 13,216.43
4. Step 4: Simplify right side
   32,191.76x = 638,281,760.56
5. Step 5: Solve for x
   x = 638,281,760.56/32,191.76
6. Step 6: Final answer
   x = 19,827.49