Finding the Fourth Proportional to 200,200.56, 276,276.79 and 109,556.52

Step by Step Solution

1. Step 1: Write the proportion equation
   200,200.56 : 276,276.79 = 109,556.52 : x
2. Step 2: Convert to fraction form
   200,200.56/276,276.79 = 109,556.52/x
3. Step 3: Cross multiply
   200,200.56x = 276,276.79 × 109,556.52
4. Step 4: Simplify right side
   200,200.56x = 30,267,923,669.17
5. Step 5: Solve for x
   x = 30,267,923,669.17/200,200.56
6. Step 6: Final answer
   x = 151,188.01