Finding the Fourth Proportional to 50,648.17, 69,894.06 and 27,987.10

Step by Step Solution

1. Step 1: Write the proportion equation
   50,648.17 : 69,894.06 = 27,987.10 : x
2. Step 2: Convert to fraction form
   50,648.17/69,894.06 = 27,987.10/x
3. Step 3: Cross multiply
   50,648.17x = 69,894.06 × 27,987.10
4. Step 4: Simplify right side
   50,648.17x = 1,956,132,046.63
5. Step 5: Solve for x
   x = 1,956,132,046.63/50,648.17
6. Step 6: Final answer
   x = 38,621.97