Finding the Fourth Proportional to 71,100.32, 106,681.59 and 33,687.09

Step by Step Solution

1. Step 1: Write the proportion equation
   71,100.32 : 106,681.59 = 33,687.09 : x
2. Step 2: Convert to fraction form
   71,100.32/106,681.59 = 33,687.09/x
3. Step 3: Cross multiply
   71,100.32x = 106,681.59 × 33,687.09
4. Step 4: Simplify right side
   71,100.32x = 3,593,792,323.67
5. Step 5: Solve for x
   x = 3,593,792,323.67/71,100.32
6. Step 6: Final answer
   x = 50,545.38