Finding the Fourth Proportional to 12,554.94, 17,321.53 and 7,173.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,554.94 : 17,321.53 = 7,173.52 : x
2. Step 2: Convert to fraction form
   12,554.94/17,321.53 = 7,173.52/x
3. Step 3: Cross multiply
   12,554.94x = 17,321.53 × 7,173.52
4. Step 4: Simplify right side
   12,554.94x = 124,256,254.61
5. Step 5: Solve for x
   x = 124,256,254.61/12,554.94
6. Step 6: Final answer
   x = 9,897.00