Finding the Fourth Proportional to 19,180.45, 28,785.86 and 8,094.79

Step by Step Solution

1. Step 1: Write the proportion equation
   19,180.45 : 28,785.86 = 8,094.79 : x
2. Step 2: Convert to fraction form
   19,180.45/28,785.86 = 8,094.79/x
3. Step 3: Cross multiply
   19,180.45x = 28,785.86 × 8,094.79
4. Step 4: Simplify right side
   19,180.45x = 233,015,547.89
5. Step 5: Solve for x
   x = 233,015,547.89/19,180.45
6. Step 6: Final answer
   x = 12,148.60