Finding the Fourth Proportional to 50,987.25, 70,381.37 and 43,788.26

Step by Step Solution

1. Step 1: Write the proportion equation
   50,987.25 : 70,381.37 = 43,788.26 : x
2. Step 2: Convert to fraction form
   50,987.25/70,381.37 = 43,788.26/x
3. Step 3: Cross multiply
   50,987.25x = 70,381.37 × 43,788.26
4. Step 4: Simplify right side
   50,987.25x = 3,081,877,728.72
5. Step 5: Solve for x
   x = 3,081,877,728.72/50,987.25
6. Step 6: Final answer
   x = 60,444.09