Finding the Fourth Proportional to 23,605.12, 32,574.72 and 12,994.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,605.12 : 32,574.72 = 12,994.48 : x
2. Step 2: Convert to fraction form
   23,605.12/32,574.72 = 12,994.48/x
3. Step 3: Cross multiply
   23,605.12x = 32,574.72 × 12,994.48
4. Step 4: Simplify right side
   23,605.12x = 423,291,547.55
5. Step 5: Solve for x
   x = 423,291,547.55/23,605.12
6. Step 6: Final answer
   x = 17,932.19