Finding the Fourth Proportional to 49,625.39, 68,486.04 and 28,404.20

Step by Step Solution

1. Step 1: Write the proportion equation
   49,625.39 : 68,486.04 = 28,404.20 : x
2. Step 2: Convert to fraction form
   49,625.39/68,486.04 = 28,404.20/x
3. Step 3: Cross multiply
   49,625.39x = 68,486.04 × 28,404.20
4. Step 4: Simplify right side
   49,625.39x = 1,945,291,348.58
5. Step 5: Solve for x
   x = 1,945,291,348.58/49,625.39
6. Step 6: Final answer
   x = 39,199.52