Finding the Fourth Proportional to 23,730.12, 32,747.76 and 13,119.93

Step by Step Solution

1. Step 1: Write the proportion equation
   23,730.12 : 32,747.76 = 13,119.93 : x
2. Step 2: Convert to fraction form
   23,730.12/32,747.76 = 13,119.93/x
3. Step 3: Cross multiply
   23,730.12x = 32,747.76 × 13,119.93
4. Step 4: Simplify right side
   23,730.12x = 429,648,318.86
5. Step 5: Solve for x
   x = 429,648,318.86/23,730.12
6. Step 6: Final answer
   x = 18,105.61