Finding the Fourth Proportional to 498,075.98, 746,854.56 and 178,104.50

Step by Step Solution

1. Step 1: Write the proportion equation
   498,075.98 : 746,854.56 = 178,104.50 : x
2. Step 2: Convert to fraction form
   498,075.98/746,854.56 = 178,104.50/x
3. Step 3: Cross multiply
   498,075.98x = 746,854.56 × 178,104.50
4. Step 4: Simplify right side
   498,075.98x = 133,018,157,981.52
5. Step 5: Solve for x
   x = 133,018,157,981.52/498,075.98
6. Step 6: Final answer
   x = 267,063.99