Finding the Fourth Proportional to 49,582, 68,426.82 and 30,722.80

Step by Step Solution

1. Step 1: Write the proportion equation
   49,582 : 68,426.82 = 30,722.80 : x
2. Step 2: Convert to fraction form
   49,582/68,426.82 = 30,722.80/x
3. Step 3: Cross multiply
   49,582x = 68,426.82 × 30,722.80
4. Step 4: Simplify right side
   49,582x = 2,102,263,505.50
5. Step 5: Solve for x
   x = 2,102,263,505.50/49,582
6. Step 6: Final answer
   x = 42,399.73