Finding the Fourth Proportional to 49,628.42, 68,461.52 and 30,732.74

Step by Step Solution

1. Step 1: Write the proportion equation
   49,628.42 : 68,461.52 = 30,732.74 : x
2. Step 2: Convert to fraction form
   49,628.42/68,461.52 = 30,732.74/x
3. Step 3: Cross multiply
   49,628.42x = 68,461.52 × 30,732.74
4. Step 4: Simplify right side
   49,628.42x = 2,104,010,094.16
5. Step 5: Solve for x
   x = 2,104,010,094.16/49,628.42
6. Step 6: Final answer
   x = 42,395.27