Finding the Fourth Proportional to 9,308.51, 12,846.82 and 5,531.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,308.51 : 12,846.82 = 5,531.70 : x
2. Step 2: Convert to fraction form
   9,308.51/12,846.82 = 5,531.70/x
3. Step 3: Cross multiply
   9,308.51x = 12,846.82 × 5,531.70
4. Step 4: Simplify right side
   9,308.51x = 71,064,754.19
5. Step 5: Solve for x
   x = 71,064,754.19/9,308.51
6. Step 6: Final answer
   x = 7,634.39