Finding the Fourth Proportional to 198,817, 274,373.22 and 109,393

Step by Step Solution

1. Step 1: Write the proportion equation
   198,817 : 274,373.22 = 109,393 : x
2. Step 2: Convert to fraction form
   198,817/274,373.22 = 109,393/x
3. Step 3: Cross multiply
   198,817x = 274,373.22 × 109,393
4. Step 4: Simplify right side
   198,817x = 30,014,509,655.46
5. Step 5: Solve for x
   x = 30,014,509,655.46/198,817
6. Step 6: Final answer
   x = 150,965.51