Finding the Fourth Proportional to 9,361.84, 12,918.72 and 7,377.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,361.84 : 12,918.72 = 7,377.52 : x
2. Step 2: Convert to fraction form
   9,361.84/12,918.72 = 7,377.52/x
3. Step 3: Cross multiply
   9,361.84x = 12,918.72 × 7,377.52
4. Step 4: Simplify right side
   9,361.84x = 95,308,115.17
5. Step 5: Solve for x
   x = 95,308,115.17/9,361.84
6. Step 6: Final answer
   x = 10,180.49