Finding the Fourth Proportional to 49,196.32, 67,871.44 and 30,300.64

Step by Step Solution

1. Step 1: Write the proportion equation
   49,196.32 : 67,871.44 = 30,300.64 : x
2. Step 2: Convert to fraction form
   49,196.32/67,871.44 = 30,300.64/x
3. Step 3: Cross multiply
   49,196.32x = 67,871.44 × 30,300.64
4. Step 4: Simplify right side
   49,196.32x = 2,056,548,069.72
5. Step 5: Solve for x
   x = 2,056,548,069.72/49,196.32
6. Step 6: Final answer
   x = 41,802.88