Finding the Fourth Proportional to 101,145.54, 139,633.32 and 73,891.04

Step by Step Solution

1. Step 1: Write the proportion equation
   101,145.54 : 139,633.32 = 73,891.04 : x
2. Step 2: Convert to fraction form
   101,145.54/139,633.32 = 73,891.04/x
3. Step 3: Cross multiply
   101,145.54x = 139,633.32 × 73,891.04
4. Step 4: Simplify right side
   101,145.54x = 10,317,651,233.45
5. Step 5: Solve for x
   x = 10,317,651,233.45/101,145.54
6. Step 6: Final answer
   x = 102,007.97