Finding the Fourth Proportional to 49,526.49, 68,329.94 and 28,290.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,526.49 : 68,329.94 = 28,290.72 : x
2. Step 2: Convert to fraction form
   49,526.49/68,329.94 = 28,290.72/x
3. Step 3: Cross multiply
   49,526.49x = 68,329.94 × 28,290.72
4. Step 4: Simplify right side
   49,526.49x = 1,933,103,058.70
5. Step 5: Solve for x
   x = 1,933,103,058.70/49,526.49
6. Step 6: Final answer
   x = 39,031.70