Finding the Fourth Proportional to 23,604.72, 32,574.40 and 12,994.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,604.72 : 32,574.40 = 12,994.34 : x
2. Step 2: Convert to fraction form
   23,604.72/32,574.40 = 12,994.34/x
3. Step 3: Cross multiply
   23,604.72x = 32,574.40 × 12,994.34
4. Step 4: Simplify right side
   23,604.72x = 423,282,889.86
5. Step 5: Solve for x
   x = 423,282,889.86/23,604.72
6. Step 6: Final answer
   x = 17,932.13