Finding the Fourth Proportional to 71,774.98, 98,946.82 and 50,488.18

Step by Step Solution

1. Step 1: Write the proportion equation
   71,774.98 : 98,946.82 = 50,488.18 : x
2. Step 2: Convert to fraction form
   71,774.98/98,946.82 = 50,488.18/x
3. Step 3: Cross multiply
   71,774.98x = 98,946.82 × 50,488.18
4. Step 4: Simplify right side
   71,774.98x = 4,995,644,858.59
5. Step 5: Solve for x
   x = 4,995,644,858.59/71,774.98
6. Step 6: Final answer
   x = 69,601.48