Finding the Fourth Proportional to 32,381.91, 48,563.55 and 13,666.15

Step by Step Solution

1. Step 1: Write the proportion equation
   32,381.91 : 48,563.55 = 13,666.15 : x
2. Step 2: Convert to fraction form
   32,381.91/48,563.55 = 13,666.15/x
3. Step 3: Cross multiply
   32,381.91x = 48,563.55 × 13,666.15
4. Step 4: Simplify right side
   32,381.91x = 663,676,819.54
5. Step 5: Solve for x
   x = 663,676,819.54/32,381.91
6. Step 6: Final answer
   x = 20,495.30