Finding the Fourth Proportional to 326,111.96, 450,039.15 and 197,032.52

Step by Step Solution

1. Step 1: Write the proportion equation
   326,111.96 : 450,039.15 = 197,032.52 : x
2. Step 2: Convert to fraction form
   326,111.96/450,039.15 = 197,032.52/x
3. Step 3: Cross multiply
   326,111.96x = 450,039.15 × 197,032.52
4. Step 4: Simplify right side
   326,111.96x = 88,672,345,572.96
5. Step 5: Solve for x
   x = 88,672,345,572.96/326,111.96
6. Step 6: Final answer
   x = 271,907.68