Finding the Fourth Proportional to 200,066.64, 276,081.73 and 109,404.98

Step by Step Solution

1. Step 1: Write the proportion equation
   200,066.64 : 276,081.73 = 109,404.98 : x
2. Step 2: Convert to fraction form
   200,066.64/276,081.73 = 109,404.98/x
3. Step 3: Cross multiply
   200,066.64x = 276,081.73 × 109,404.98
4. Step 4: Simplify right side
   200,066.64x = 30,204,716,565.71
5. Step 5: Solve for x
   x = 30,204,716,565.71/200,066.64
6. Step 6: Final answer
   x = 150,973.28