Finding the Fourth Proportional to 341,839.40, 471,765.98 and 188,891.00

Step by Step Solution

1. Step 1: Write the proportion equation
   341,839.40 : 471,765.98 = 188,891.00 : x
2. Step 2: Convert to fraction form
   341,839.40/471,765.98 = 188,891.00/x
3. Step 3: Cross multiply
   341,839.40x = 471,765.98 × 188,891.00
4. Step 4: Simplify right side
   341,839.40x = 89,112,345,841.58
5. Step 5: Solve for x
   x = 89,112,345,841.58/341,839.40
6. Step 6: Final answer
   x = 260,684.83