Finding the Fourth Proportional to 49,781.69, 68,694.17 and 29,643.47

Step by Step Solution

1. Step 1: Write the proportion equation
   49,781.69 : 68,694.17 = 29,643.47 : x
2. Step 2: Convert to fraction form
   49,781.69/68,694.17 = 29,643.47/x
3. Step 3: Cross multiply
   49,781.69x = 68,694.17 × 29,643.47
4. Step 4: Simplify right side
   49,781.69x = 2,036,333,075.88
5. Step 5: Solve for x
   x = 2,036,333,075.88/49,781.69
6. Step 6: Final answer
   x = 40,905.27