Finding the Fourth Proportional to 23,279.72, 32,126.04 and 12,669.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,279.72 : 32,126.04 = 12,669.34 : x
2. Step 2: Convert to fraction form
   23,279.72/32,126.04 = 12,669.34/x
3. Step 3: Cross multiply
   23,279.72x = 32,126.04 × 12,669.34
4. Step 4: Simplify right side
   23,279.72x = 407,015,723.61
5. Step 5: Solve for x
   x = 407,015,723.61/23,279.72
6. Step 6: Final answer
   x = 17,483.70