Finding the Fourth Proportional to 9,243.32, 12,755.81 and 5,051.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,243.32 : 12,755.81 = 5,051.57 : x
2. Step 2: Convert to fraction form
   9,243.32/12,755.81 = 5,051.57/x
3. Step 3: Cross multiply
   9,243.32x = 12,755.81 × 5,051.57
4. Step 4: Simplify right side
   9,243.32x = 64,436,815.97
5. Step 5: Solve for x
   x = 64,436,815.97/9,243.32
6. Step 6: Final answer
   x = 6,971.18