Finding the Fourth Proportional to 9,625.31, 13,282.34 and 5,591.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,625.31 : 13,282.34 = 5,591.51 : x
2. Step 2: Convert to fraction form
   9,625.31/13,282.34 = 5,591.51/x
3. Step 3: Cross multiply
   9,625.31x = 13,282.34 × 5,591.51
4. Step 4: Simplify right side
   9,625.31x = 74,268,242.56
5. Step 5: Solve for x
   x = 74,268,242.56/9,625.31
6. Step 6: Final answer
   x = 7,715.94