Finding the Fourth Proportional to 10,076.67, 15,118.34 and 5,395.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,076.67 : 15,118.34 = 5,395.64 : x
2. Step 2: Convert to fraction form
   10,076.67/15,118.34 = 5,395.64/x
3. Step 3: Cross multiply
   10,076.67x = 15,118.34 × 5,395.64
4. Step 4: Simplify right side
   10,076.67x = 81,573,017.47
5. Step 5: Solve for x
   x = 81,573,017.47/10,076.67
6. Step 6: Final answer
   x = 8,095.24