Finding the Fourth Proportional to 12,577.01, 17,355.25 and 7,272.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,577.01 : 17,355.25 = 7,272.17 : x
2. Step 2: Convert to fraction form
   12,577.01/17,355.25 = 7,272.17/x
3. Step 3: Cross multiply
   12,577.01x = 17,355.25 × 7,272.17
4. Step 4: Simplify right side
   12,577.01x = 126,210,328.39
5. Step 5: Solve for x
   x = 126,210,328.39/12,577.01
6. Step 6: Final answer
   x = 10,035.00