Finding the Fourth Proportional to 22,584, 31,152.52 and 13,626.20

Step by Step Solution

1. Step 1: Write the proportion equation
   22,584 : 31,152.52 = 13,626.20 : x
2. Step 2: Convert to fraction form
   22,584/31,152.52 = 13,626.20/x
3. Step 3: Cross multiply
   22,584x = 31,152.52 × 13,626.20
4. Step 4: Simplify right side
   22,584x = 424,490,468.02
5. Step 5: Solve for x
   x = 424,490,468.02/22,584
6. Step 6: Final answer
   x = 18,796.07