Finding the Fourth Proportional to 21,810.08, 32,719.59 and 8,482.76

Step by Step Solution

1. Step 1: Write the proportion equation
   21,810.08 : 32,719.59 = 8,482.76 : x
2. Step 2: Convert to fraction form
   21,810.08/32,719.59 = 8,482.76/x
3. Step 3: Cross multiply
   21,810.08x = 32,719.59 × 8,482.76
4. Step 4: Simplify right side
   21,810.08x = 277,552,429.27
5. Step 5: Solve for x
   x = 277,552,429.27/21,810.08
6. Step 6: Final answer
   x = 12,725.88