Finding the Fourth Proportional to 198,837, 274,395.06 and 109,413

Step by Step Solution

1. Step 1: Write the proportion equation
   198,837 : 274,395.06 = 109,413 : x
2. Step 2: Convert to fraction form
   198,837/274,395.06 = 109,413/x
3. Step 3: Cross multiply
   198,837x = 274,395.06 × 109,413
4. Step 4: Simplify right side
   198,837x = 30,022,386,699.78
5. Step 5: Solve for x
   x = 30,022,386,699.78/198,837
6. Step 6: Final answer
   x = 150,989.94