Finding the Fourth Proportional to 12,361.74, 17,059.32 and 7,056.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,361.74 : 17,059.32 = 7,056.54 : x
2. Step 2: Convert to fraction form
   12,361.74/17,059.32 = 7,056.54/x
3. Step 3: Cross multiply
   12,361.74x = 17,059.32 × 7,056.54
4. Step 4: Simplify right side
   12,361.74x = 120,379,773.95
5. Step 5: Solve for x
   x = 120,379,773.95/12,361.74
6. Step 6: Final answer
   x = 9,738.09