Finding the Fourth Proportional to 49,602.52, 68,455.74 and 30,736

Step by Step Solution

1. Step 1: Write the proportion equation
   49,602.52 : 68,455.74 = 30,736 : x
2. Step 2: Convert to fraction form
   49,602.52/68,455.74 = 30,736/x
3. Step 3: Cross multiply
   49,602.52x = 68,455.74 × 30,736
4. Step 4: Simplify right side
   49,602.52x = 2,104,055,624.64
5. Step 5: Solve for x
   x = 2,104,055,624.64/49,602.52
6. Step 6: Final answer
   x = 42,418.32