Finding the Fourth Proportional to 10,041.30, 15,054.66 and 5,112.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,041.30 : 15,054.66 = 5,112.18 : x
2. Step 2: Convert to fraction form
   10,041.30/15,054.66 = 5,112.18/x
3. Step 3: Cross multiply
   10,041.30x = 15,054.66 × 5,112.18
4. Step 4: Simplify right side
   10,041.30x = 76,962,131.76
5. Step 5: Solve for x
   x = 76,962,131.76/10,041.30
6. Step 6: Final answer
   x = 7,664.56