Finding the Fourth Proportional to 22,698.25, 31,323.59 and 12,762.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,698.25 : 31,323.59 = 12,762.25 : x
2. Step 2: Convert to fraction form
   22,698.25/31,323.59 = 12,762.25/x
3. Step 3: Cross multiply
   22,698.25x = 31,323.59 × 12,762.25
4. Step 4: Simplify right side
   22,698.25x = 399,759,486.48
5. Step 5: Solve for x
   x = 399,759,486.48/22,698.25
6. Step 6: Final answer
   x = 17,611.91