Finding the Fourth Proportional to 199,069, 274,715.22 and 109,645

Step by Step Solution

1. Step 1: Write the proportion equation
   199,069 : 274,715.22 = 109,645 : x
2. Step 2: Convert to fraction form
   199,069/274,715.22 = 109,645/x
3. Step 3: Cross multiply
   199,069x = 274,715.22 × 109,645
4. Step 4: Simplify right side
   199,069x = 30,121,150,296.90
5. Step 5: Solve for x
   x = 30,121,150,296.90/199,069
6. Step 6: Final answer
   x = 151,310.10