Finding the Fourth Proportional to 200,323.53, 276,446.50 and 109,685.34

Step by Step Solution

1. Step 1: Write the proportion equation
   200,323.53 : 276,446.50 = 109,685.34 : x
2. Step 2: Convert to fraction form
   200,323.53/276,446.50 = 109,685.34/x
3. Step 3: Cross multiply
   200,323.53x = 276,446.50 × 109,685.34
4. Step 4: Simplify right side
   200,323.53x = 30,322,126,962.08
5. Step 5: Solve for x
   x = 30,322,126,962.08/200,323.53
6. Step 6: Final answer
   x = 151,365.78