Finding the Fourth Proportional to 100,575.50, 150,995.10 and 67,443.82

Step by Step Solution

1. Step 1: Write the proportion equation
   100,575.50 : 150,995.10 = 67,443.82 : x
2. Step 2: Convert to fraction form
   100,575.50/150,995.10 = 67,443.82/x
3. Step 3: Cross multiply
   100,575.50x = 150,995.10 × 67,443.82
4. Step 4: Simplify right side
   100,575.50x = 10,183,686,345.28
5. Step 5: Solve for x
   x = 10,183,686,345.28/100,575.50
6. Step 6: Final answer
   x = 101,254.15