Finding the Fourth Proportional to 493,642.69, 740,464.03 and 119,665.69

Step by Step Solution

1. Step 1: Write the proportion equation
   493,642.69 : 740,464.03 = 119,665.69 : x
2. Step 2: Convert to fraction form
   493,642.69/740,464.03 = 119,665.69/x
3. Step 3: Cross multiply
   493,642.69x = 740,464.03 × 119,665.69
4. Step 4: Simplify right side
   493,642.69x = 88,608,137,368.55
5. Step 5: Solve for x
   x = 88,608,137,368.55/493,642.69
6. Step 6: Final answer
   x = 179,498.53