Finding the Fourth Proportional to 22,536.87, 31,100.61 and 12,465.51

Step by Step Solution

1. Step 1: Write the proportion equation
   22,536.87 : 31,100.61 = 12,465.51 : x
2. Step 2: Convert to fraction form
   22,536.87/31,100.61 = 12,465.51/x
3. Step 3: Cross multiply
   22,536.87x = 31,100.61 × 12,465.51
4. Step 4: Simplify right side
   22,536.87x = 387,684,964.96
5. Step 5: Solve for x
   x = 387,684,964.96/22,536.87
6. Step 6: Final answer
   x = 17,202.25