Finding the Fourth Proportional to 200,900.16, 301,356.45 and 101,064.42

Step by Step Solution

1. Step 1: Write the proportion equation
   200,900.16 : 301,356.45 = 101,064.42 : x
2. Step 2: Convert to fraction form
   200,900.16/301,356.45 = 101,064.42/x
3. Step 3: Cross multiply
   200,900.16x = 301,356.45 × 101,064.42
4. Step 4: Simplify right side
   200,900.16x = 30,456,414,832.51
5. Step 5: Solve for x
   x = 30,456,414,832.51/200,900.16
6. Step 6: Final answer
   x = 151,599.75