Finding the Fourth Proportional to 301,118.52, 415,513.62 and 173,835.12

Step by Step Solution

1. Step 1: Write the proportion equation
   301,118.52 : 415,513.62 = 173,835.12 : x
2. Step 2: Convert to fraction form
   301,118.52/415,513.62 = 173,835.12/x
3. Step 3: Cross multiply
   301,118.52x = 415,513.62 × 173,835.12
4. Step 4: Simplify right side
   301,118.52x = 72,230,859,994.33
5. Step 5: Solve for x
   x = 72,230,859,994.33/301,118.52
6. Step 6: Final answer
   x = 239,875.18