Finding the Fourth Proportional to 23,482.32, 32,405.08 and 12,871.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,482.32 : 32,405.08 = 12,871.72 : x
2. Step 2: Convert to fraction form
   23,482.32/32,405.08 = 12,871.72/x
3. Step 3: Cross multiply
   23,482.32x = 32,405.08 × 12,871.72
4. Step 4: Simplify right side
   23,482.32x = 417,109,116.34
5. Step 5: Solve for x
   x = 417,109,116.34/23,482.32
6. Step 6: Final answer
   x = 17,762.69