Finding the Fourth Proportional to 522,736.56, 721,110.69 and 341,554.50

Step by Step Solution

1. Step 1: Write the proportion equation
   522,736.56 : 721,110.69 = 341,554.50 : x
2. Step 2: Convert to fraction form
   522,736.56/721,110.69 = 341,554.50/x
3. Step 3: Cross multiply
   522,736.56x = 721,110.69 × 341,554.50
4. Step 4: Simplify right side
   522,736.56x = 246,298,601,167.61
5. Step 5: Solve for x
   x = 246,298,601,167.61/522,736.56
6. Step 6: Final answer
   x = 471,171.56