Finding the Fourth Proportional to 23,274.84, 32,109.31 and 18,218.77

Step by Step Solution

1. Step 1: Write the proportion equation
   23,274.84 : 32,109.31 = 18,218.77 : x
2. Step 2: Convert to fraction form
   23,274.84/32,109.31 = 18,218.77/x
3. Step 3: Cross multiply
   23,274.84x = 32,109.31 × 18,218.77
4. Step 4: Simplify right side
   23,274.84x = 584,992,256.86
5. Step 5: Solve for x
   x = 584,992,256.86/23,274.84
6. Step 6: Final answer
   x = 25,134.10