Finding the Fourth Proportional to 101,005.82, 139,382.00 and 55,685.71

Step by Step Solution

1. Step 1: Write the proportion equation
   101,005.82 : 139,382.00 = 55,685.71 : x
2. Step 2: Convert to fraction form
   101,005.82/139,382.00 = 55,685.71/x
3. Step 3: Cross multiply
   101,005.82x = 139,382.00 × 55,685.71
4. Step 4: Simplify right side
   101,005.82x = 7,761,585,735.84
5. Step 5: Solve for x
   x = 7,761,585,735.84/101,005.82
6. Step 6: Final answer
   x = 76,842.96