Finding the Fourth Proportional to 22,538.25, 31,104.23 and 12,602.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,538.25 : 31,104.23 = 12,602.25 : x
2. Step 2: Convert to fraction form
   22,538.25/31,104.23 = 12,602.25/x
3. Step 3: Cross multiply
   22,538.25x = 31,104.23 × 12,602.25
4. Step 4: Simplify right side
   22,538.25x = 391,983,219.51
5. Step 5: Solve for x
   x = 391,983,219.51/22,538.25
6. Step 6: Final answer
   x = 17,391.91