Finding the Fourth Proportional to 11,465.58, 15,825.86 and 7,487.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,465.58 : 15,825.86 = 7,487.31 : x
2. Step 2: Convert to fraction form
   11,465.58/15,825.86 = 7,487.31/x
3. Step 3: Cross multiply
   11,465.58x = 15,825.86 × 7,487.31
4. Step 4: Simplify right side
   11,465.58x = 118,493,119.84
5. Step 5: Solve for x
   x = 118,493,119.84/11,465.58
6. Step 6: Final answer
   x = 10,334.68