Finding the Fourth Proportional to 101,165.33, 139,608.19 and 55,843.35

Step by Step Solution

1. Step 1: Write the proportion equation
   101,165.33 : 139,608.19 = 55,843.35 : x
2. Step 2: Convert to fraction form
   101,165.33/139,608.19 = 55,843.35/x
3. Step 3: Cross multiply
   101,165.33x = 139,608.19 × 55,843.35
4. Step 4: Simplify right side
   101,165.33x = 7,796,188,877.43
5. Step 5: Solve for x
   x = 7,796,188,877.43/101,165.33
6. Step 6: Final answer
   x = 77,063.84