Finding the Fourth Proportional to 105,124.32, 144,825.12 and 73,235.52

Step by Step Solution

1. Step 1: Write the proportion equation
   105,124.32 : 144,825.12 = 73,235.52 : x
2. Step 2: Convert to fraction form
   105,124.32/144,825.12 = 73,235.52/x
3. Step 3: Cross multiply
   105,124.32x = 144,825.12 × 73,235.52
4. Step 4: Simplify right side
   105,124.32x = 10,606,342,972.26
5. Step 5: Solve for x
   x = 10,606,342,972.26/105,124.32
6. Step 6: Final answer
   x = 100,893.33