Finding the Fourth Proportional to 617,061.15, 925,659.77 and 196,238.61

Step by Step Solution

1. Step 1: Write the proportion equation
   617,061.15 : 925,659.77 = 196,238.61 : x
2. Step 2: Convert to fraction form
   617,061.15/925,659.77 = 196,238.61/x
3. Step 3: Cross multiply
   617,061.15x = 925,659.77 × 196,238.61
4. Step 4: Simplify right side
   617,061.15x = 181,650,185,616.53
5. Step 5: Solve for x
   x = 181,650,185,616.53/617,061.15
6. Step 6: Final answer
   x = 294,379.55