Finding the Fourth Proportional to 12,577.52, 17,356.25 and 7,200.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,577.52 : 17,356.25 = 7,200.23 : x
2. Step 2: Convert to fraction form
   12,577.52/17,356.25 = 7,200.23/x
3. Step 3: Cross multiply
   12,577.52x = 17,356.25 × 7,200.23
4. Step 4: Simplify right side
   12,577.52x = 124,968,999.33
5. Step 5: Solve for x
   x = 124,968,999.33/12,577.52
6. Step 6: Final answer
   x = 9,935.90