Finding the Fourth Proportional to 200,456.48, 276,630.28 and 109,810.46

Step by Step Solution

1. Step 1: Write the proportion equation
   200,456.48 : 276,630.28 = 109,810.46 : x
2. Step 2: Convert to fraction form
   200,456.48/276,630.28 = 109,810.46/x
3. Step 3: Cross multiply
   200,456.48x = 276,630.28 × 109,810.46
4. Step 4: Simplify right side
   200,456.48x = 30,376,898,713.78
5. Step 5: Solve for x
   x = 30,376,898,713.78/200,456.48
6. Step 6: Final answer
   x = 151,538.62