Finding the Fourth Proportional to 18,091.86, 24,966.63 and 10,134.15

Step by Step Solution

1. Step 1: Write the proportion equation
   18,091.86 : 24,966.63 = 10,134.15 : x
2. Step 2: Convert to fraction form
   18,091.86/24,966.63 = 10,134.15/x
3. Step 3: Cross multiply
   18,091.86x = 24,966.63 × 10,134.15
4. Step 4: Simplify right side
   18,091.86x = 253,015,573.41
5. Step 5: Solve for x
   x = 253,015,573.41/18,091.86
6. Step 6: Final answer
   x = 13,985.05