Finding the Fourth Proportional to 12,172.01, 18,258.55 and 5,937.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,172.01 : 18,258.55 = 5,937.17 : x
2. Step 2: Convert to fraction form
   12,172.01/18,258.55 = 5,937.17/x
3. Step 3: Cross multiply
   12,172.01x = 18,258.55 × 5,937.17
4. Step 4: Simplify right side
   12,172.01x = 108,404,009.17
5. Step 5: Solve for x
   x = 108,404,009.17/12,172.01
6. Step 6: Final answer
   x = 8,906.01