Finding the Fourth Proportional to 633,435.55, 874,155.27 and 361,498.03

Step by Step Solution

1. Step 1: Write the proportion equation
   633,435.55 : 874,155.27 = 361,498.03 : x
2. Step 2: Convert to fraction form
   633,435.55/874,155.27 = 361,498.03/x
3. Step 3: Cross multiply
   633,435.55x = 874,155.27 × 361,498.03
4. Step 4: Simplify right side
   633,435.55x = 316,005,408,019.12
5. Step 5: Solve for x
   x = 316,005,408,019.12/633,435.55
6. Step 6: Final answer
   x = 498,875.39