Finding the Fourth Proportional to 72,290.04, 108,440.52 and 22,375.20

Step by Step Solution

1. Step 1: Write the proportion equation
   72,290.04 : 108,440.52 = 22,375.20 : x
2. Step 2: Convert to fraction form
   72,290.04/108,440.52 = 22,375.20/x
3. Step 3: Cross multiply
   72,290.04x = 108,440.52 × 22,375.20
4. Step 4: Simplify right side
   72,290.04x = 2,426,378,323.10
5. Step 5: Solve for x
   x = 2,426,378,323.10/72,290.04
6. Step 6: Final answer
   x = 33,564.49