Finding the Fourth Proportional to 200,007.15, 300,356.33 and 106,695.15

Step by Step Solution

1. Step 1: Write the proportion equation
   200,007.15 : 300,356.33 = 106,695.15 : x
2. Step 2: Convert to fraction form
   200,007.15/300,356.33 = 106,695.15/x
3. Step 3: Cross multiply
   200,007.15x = 300,356.33 × 106,695.15
4. Step 4: Simplify right side
   200,007.15x = 32,046,563,149.32
5. Step 5: Solve for x
   x = 32,046,563,149.32/200,007.15
6. Step 6: Final answer
   x = 160,227.09