Finding the Fourth Proportional to 541,103.69, 811,766.24 and 186,071.60

Step by Step Solution

1. Step 1: Write the proportion equation
   541,103.69 : 811,766.24 = 186,071.60 : x
2. Step 2: Convert to fraction form
   541,103.69/811,766.24 = 186,071.60/x
3. Step 3: Cross multiply
   541,103.69x = 811,766.24 × 186,071.60
4. Step 4: Simplify right side
   541,103.69x = 151,046,638,113.60
5. Step 5: Solve for x
   x = 151,046,638,113.60/541,103.69
6. Step 6: Final answer
   x = 279,145.46