Finding the Fourth Proportional to 637,084.34, 879,158.72 and 361,492.37

Step by Step Solution

1. Step 1: Write the proportion equation
   637,084.34 : 879,158.72 = 361,492.37 : x
2. Step 2: Convert to fraction form
   637,084.34/879,158.72 = 361,492.37/x
3. Step 3: Cross multiply
   637,084.34x = 879,158.72 × 361,492.37
4. Step 4: Simplify right side
   637,084.34x = 317,809,172,400.59
5. Step 5: Solve for x
   x = 317,809,172,400.59/637,084.34
6. Step 6: Final answer
   x = 498,849.45