Finding the Fourth Proportional to 22,134.51, 30,516.24 and 17,880.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,134.51 : 30,516.24 = 17,880.78 : x
2. Step 2: Convert to fraction form
   22,134.51/30,516.24 = 17,880.78/x
3. Step 3: Cross multiply
   22,134.51x = 30,516.24 × 17,880.78
4. Step 4: Simplify right side
   22,134.51x = 545,654,173.87
5. Step 5: Solve for x
   x = 545,654,173.87/22,134.51
6. Step 6: Final answer
   x = 24,651.74