Finding the Fourth Proportional to 359,566.69, 539,209.83 and 134,804.62

Step by Step Solution

1. Step 1: Write the proportion equation
   359,566.69 : 539,209.83 = 134,804.62 : x
2. Step 2: Convert to fraction form
   359,566.69/539,209.83 = 134,804.62/x
3. Step 3: Cross multiply
   359,566.69x = 539,209.83 × 134,804.62
4. Step 4: Simplify right side
   359,566.69x = 72,687,976,233.41
5. Step 5: Solve for x
   x = 72,687,976,233.41/359,566.69
6. Step 6: Final answer
   x = 202,154.37