Finding the Fourth Proportional to 23,595.32, 32,560.94 and 12,839.74

Step by Step Solution

1. Step 1: Write the proportion equation
   23,595.32 : 32,560.94 = 12,839.74 : x
2. Step 2: Convert to fraction form
   23,595.32/32,560.94 = 12,839.74/x
3. Step 3: Cross multiply
   23,595.32x = 32,560.94 × 12,839.74
4. Step 4: Simplify right side
   23,595.32x = 418,074,003.76
5. Step 5: Solve for x
   x = 418,074,003.76/23,595.32
6. Step 6: Final answer
   x = 17,718.51