Finding the Fourth Proportional to 9,132.84, 12,599.32 and 5,354.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,132.84 : 12,599.32 = 5,354.09 : x
2. Step 2: Convert to fraction form
   9,132.84/12,599.32 = 5,354.09/x
3. Step 3: Cross multiply
   9,132.84x = 12,599.32 × 5,354.09
4. Step 4: Simplify right side
   9,132.84x = 67,457,893.22
5. Step 5: Solve for x
   x = 67,457,893.22/9,132.84
6. Step 6: Final answer
   x = 7,386.30