Finding the Fourth Proportional to 22,536.53, 31,100.15 and 12,464.18

Step by Step Solution

1. Step 1: Write the proportion equation
   22,536.53 : 31,100.15 = 12,464.18 : x
2. Step 2: Convert to fraction form
   22,536.53/31,100.15 = 12,464.18/x
3. Step 3: Cross multiply
   22,536.53x = 31,100.15 × 12,464.18
4. Step 4: Simplify right side
   22,536.53x = 387,637,805.31
5. Step 5: Solve for x
   x = 387,637,805.31/22,536.53
6. Step 6: Final answer
   x = 17,200.42