Finding the Fourth Proportional to 325,061.24, 487,638.50 and 100,441.28

Step by Step Solution

1. Step 1: Write the proportion equation
   325,061.24 : 487,638.50 = 100,441.28 : x
2. Step 2: Convert to fraction form
   325,061.24/487,638.50 = 100,441.28/x
3. Step 3: Cross multiply
   325,061.24x = 487,638.50 × 100,441.28
4. Step 4: Simplify right side
   325,061.24x = 48,979,035,834.17
5. Step 5: Solve for x
   x = 48,979,035,834.17/325,061.24
6. Step 6: Final answer
   x = 150,676.34