Finding the Fourth Proportional to 12,356.43, 17,053.10 and 7,052.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,356.43 : 17,053.10 = 7,052.05 : x
2. Step 2: Convert to fraction form
   12,356.43/17,053.10 = 7,052.05/x
3. Step 3: Cross multiply
   12,356.43x = 17,053.10 × 7,052.05
4. Step 4: Simplify right side
   12,356.43x = 120,259,313.86
5. Step 5: Solve for x
   x = 120,259,313.86/12,356.43
6. Step 6: Final answer
   x = 9,732.53