Finding the Fourth Proportional to 67,075.49, 92,556.72 and 53,641.85

Step by Step Solution

1. Step 1: Write the proportion equation
   67,075.49 : 92,556.72 = 53,641.85 : x
2. Step 2: Convert to fraction form
   67,075.49/92,556.72 = 53,641.85/x
3. Step 3: Cross multiply
   67,075.49x = 92,556.72 × 53,641.85
4. Step 4: Simplify right side
   67,075.49x = 4,964,913,690.73
5. Step 5: Solve for x
   x = 4,964,913,690.73/67,075.49
6. Step 6: Final answer
   x = 74,019.79