Finding the Fourth Proportional to 9,243.05, 12,755.39 and 5,051.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,243.05 : 12,755.39 = 5,051.30 : x
2. Step 2: Convert to fraction form
   9,243.05/12,755.39 = 5,051.30/x
3. Step 3: Cross multiply
   9,243.05x = 12,755.39 × 5,051.30
4. Step 4: Simplify right side
   9,243.05x = 64,431,212.47
5. Step 5: Solve for x
   x = 64,431,212.47/9,243.05
6. Step 6: Final answer
   x = 6,970.78