Finding the Fourth Proportional to 341,969.55, 471,942.41 and 189,004.45

Step by Step Solution

1. Step 1: Write the proportion equation
   341,969.55 : 471,942.41 = 189,004.45 : x
2. Step 2: Convert to fraction form
   341,969.55/471,942.41 = 189,004.45/x
3. Step 3: Cross multiply
   341,969.55x = 471,942.41 × 189,004.45
4. Step 4: Simplify right side
   341,969.55x = 89,199,215,633.72
5. Step 5: Solve for x
   x = 89,199,215,633.72/341,969.55
6. Step 6: Final answer
   x = 260,839.64