Finding the Fourth Proportional to 384,196.93, 576,323.25 and 147,539.61

Step by Step Solution

1. Step 1: Write the proportion equation
   384,196.93 : 576,323.25 = 147,539.61 : x
2. Step 2: Convert to fraction form
   384,196.93/576,323.25 = 147,539.61/x
3. Step 3: Cross multiply
   384,196.93x = 576,323.25 × 147,539.61
4. Step 4: Simplify right side
   384,196.93x = 85,030,510,246.93
5. Step 5: Solve for x
   x = 85,030,510,246.93/384,196.93
6. Step 6: Final answer
   x = 221,320.12