Finding the Fourth Proportional to 9,243.88, 12,755.86 and 5,052.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,243.88 : 12,755.86 = 5,052.12 : x
2. Step 2: Convert to fraction form
   9,243.88/12,755.86 = 5,052.12/x
3. Step 3: Cross multiply
   9,243.88x = 12,755.86 × 5,052.12
4. Step 4: Simplify right side
   9,243.88x = 64,444,135.42
5. Step 5: Solve for x
   x = 64,444,135.42/9,243.88
6. Step 6: Final answer
   x = 6,971.55