Finding the Fourth Proportional to 11,843.86, 16,346.64 and 7,064.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,843.86 : 16,346.64 = 7,064.10 : x
2. Step 2: Convert to fraction form
   11,843.86/16,346.64 = 7,064.10/x
3. Step 3: Cross multiply
   11,843.86x = 16,346.64 × 7,064.10
4. Step 4: Simplify right side
   11,843.86x = 115,474,241.10
5. Step 5: Solve for x
   x = 115,474,241.10/11,843.86
6. Step 6: Final answer
   x = 9,749.71