Finding the Fourth Proportional to 200,359.43, 276,496.01 and 109,720.94

Step by Step Solution

1. Step 1: Write the proportion equation
   200,359.43 : 276,496.01 = 109,720.94 : x
2. Step 2: Convert to fraction form
   200,359.43/276,496.01 = 109,720.94/x
3. Step 3: Cross multiply
   200,359.43x = 276,496.01 × 109,720.94
4. Step 4: Simplify right side
   200,359.43x = 30,337,402,397.75
5. Step 5: Solve for x
   x = 30,337,402,397.75/200,359.43
6. Step 6: Final answer
   x = 151,414.89