Finding the Fourth Proportional to 40,300.64, 55,611.77 and 22,394.07

Step by Step Solution

1. Step 1: Write the proportion equation
   40,300.64 : 55,611.77 = 22,394.07 : x
2. Step 2: Convert to fraction form
   40,300.64/55,611.77 = 22,394.07/x
3. Step 3: Cross multiply
   40,300.64x = 55,611.77 × 22,394.07
4. Step 4: Simplify right side
   40,300.64x = 1,245,373,758.23
5. Step 5: Solve for x
   x = 1,245,373,758.23/40,300.64
6. Step 6: Final answer
   x = 30,902.08