Finding the Fourth Proportional to 10,112.10, 14,186.10 and 10,112.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,112.10 : 14,186.10 = 10,112.10 : x
2. Step 2: Convert to fraction form
   10,112.10/14,186.10 = 10,112.10/x
3. Step 3: Cross multiply
   10,112.10x = 14,186.10 × 10,112.10
4. Step 4: Simplify right side
   10,112.10x = 143,451,261.81
5. Step 5: Solve for x
   x = 143,451,261.81/10,112.10
6. Step 6: Final answer
   x = 14,186.10