Finding the Fourth Proportional to 100,573, 150,991.34 and 67,441.32

Step by Step Solution

1. Step 1: Write the proportion equation
   100,573 : 150,991.34 = 67,441.32 : x
2. Step 2: Convert to fraction form
   100,573/150,991.34 = 67,441.32/x
3. Step 3: Cross multiply
   100,573x = 150,991.34 × 67,441.32
4. Step 4: Simplify right side
   100,573x = 10,183,055,278.17
5. Step 5: Solve for x
   x = 10,183,055,278.17/100,573
6. Step 6: Final answer
   x = 101,250.39