Finding the Fourth Proportional to 10,116.50, 15,146.12 and 5,361.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,116.50 : 15,146.12 = 5,361.82 : x
2. Step 2: Convert to fraction form
   10,116.50/15,146.12 = 5,361.82/x
3. Step 3: Cross multiply
   10,116.50x = 15,146.12 × 5,361.82
4. Step 4: Simplify right side
   10,116.50x = 81,210,769.14
5. Step 5: Solve for x
   x = 81,210,769.14/10,116.50
6. Step 6: Final answer
   x = 8,027.56