Finding the Fourth Proportional to 9,175.50, 12,664.55 and 5,592.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,175.50 : 12,664.55 = 5,592.89 : x
2. Step 2: Convert to fraction form
   9,175.50/12,664.55 = 5,592.89/x
3. Step 3: Cross multiply
   9,175.50x = 12,664.55 × 5,592.89
4. Step 4: Simplify right side
   9,175.50x = 70,831,343.76
5. Step 5: Solve for x
   x = 70,831,343.76/9,175.50
6. Step 6: Final answer
   x = 7,719.62